Страница 45 - гдз по физике 8 класс учебник Громов, Родина

Физика, 8 класс Учебник, авторы: Громов Сергей Васильевич, Родина Надежда Александровна, Белага Виктория Владимировна, Ломаченков Иван Алексеевич, Панебратцев Юрий Анатольевич, издательство Просвещение, Москва, 2018

Авторы: Громов С. В., Родина Н. А., Белага В. В., Ломаченков И. А., Панебратцев Ю. А.

Тип: Учебник

Серия: классический курс

Издательство: Просвещение

Год издания: 2018 - 2026

Цвет обложки: синий

ISBN: 978-5-09-052825-2

Cтраница 45

App\Models\BookPage {#1003 // resources/views/models/book_page/default.blade.php
  #connection: "mysql"
  #table: "book_pages"
  #primaryKey: "id"
  #keyType: "int"
  +incrementing: true
  #with: []
  #withCount: []
  +preventsLazyLoading: false
  #perPage: 15
  +exists: true
  +wasRecentlyCreated: false
  #escapeWhenCastingToString: false
  #attributes: array:21 [
    "id" => 1613118
    "created_at" => "2026-04-10 13:58:26"
    "updated_at" => null
    "field_page_start" => "45"
    "field_url" => "/8-klass/fizika/gromov-uchebnik/page-45"
    "field_display_title" => "45"
    "field_folder" => "1"
    "field_image_name" => "45"
    "field_branch_parent" => Illuminate\Database\Eloquent\Collection {#1008
      #items: []
      #escapeWhenCastingToString: false
    }
    "field_weight" => "0"
    "field_book_parent" => Illuminate\Database\Eloquent\Collection {#1042
      #items: array:1 [
        0 => App\Models\Book {#1006
          #connection: "mysql"
          #table: "books"
          #primaryKey: "id"
          #keyType: "int"
          +incrementing: false
          #with: []
          #withCount: []
          +preventsLazyLoading: false
          #perPage: 15
          +exists: true
          +wasRecentlyCreated: false
          #escapeWhenCastingToString: false
          #attributes: array:50 [
            "id" => 3654
            "created_at" => "2026-04-10 13:58:26"
            "updated_at" => null
            "field_tree_default_status" => "tasks"
            "field_pages_status" => null
            "field_subject" => Illuminate\Database\Eloquent\Collection {#1009
              #items: array:1 [
                0 => App\Models\Term {#1007
                  #connection: "mysql"
                  #table: "terms"
                  #primaryKey: "id"
                  #keyType: "int"
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                  #with: []
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                  +preventsLazyLoading: false
                  #perPage: 15
                  +exists: true
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                  #escapeWhenCastingToString: false
                  #attributes: array:10 [ …10]
                  #original: array:10 [ …10]
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                  #hidden: []
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                  #guarded: array:1 [ …1]
                }
              ]
              #escapeWhenCastingToString: false
            }
            "field_class" => Illuminate\Database\Eloquent\Collection {#1010
              #items: array:1 [
                0 => App\Models\Term {#1011
                  #connection: "mysql"
                  #table: "terms"
                  #primaryKey: "id"
                  #keyType: "int"
                  +incrementing: false
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                  #attributes: array:6 [ …6]
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                  #hidden: []
                  #visible: []
                  #fillable: []
                  #guarded: array:1 [ …1]
                }
              ]
              #escapeWhenCastingToString: false
            }
            "field_publisher" => Illuminate\Database\Eloquent\Collection {#1012
              #items: array:1 [
                0 => App\Models\Term {#1013
                  #connection: "mysql"
                  #table: "terms"
                  #primaryKey: "id"
                  #keyType: "int"
                  +incrementing: false
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                  #guarded: array:1 [ …1]
                }
              ]
              #escapeWhenCastingToString: false
            }
            "field_author" => Illuminate\Database\Eloquent\Collection {#1014
              #items: array:5 [
                0 => App\Models\Term {#1015
                  #connection: "mysql"
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                  #primaryKey: "id"
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                  +incrementing: false
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                  #withCount: []
                  +preventsLazyLoading: false
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                  +exists: true
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                  #escapeWhenCastingToString: false
                  #attributes: array:12 [ …12]
                  #original: array:12 [ …12]
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                }
                1 => App\Models\Term {#1016
                  #connection: "mysql"
                  #table: "terms"
                  #primaryKey: "id"
                  #keyType: "int"
                  +incrementing: false
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                  #withCount: []
                  +preventsLazyLoading: false
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                  +exists: true
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                  #escapeWhenCastingToString: false
                  #attributes: array:12 [ …12]
                  #original: array:12 [ …12]
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                  +timestamps: true
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                  #hidden: []
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                }
                2 => App\Models\Term {#1017
                  #connection: "mysql"
                  #table: "terms"
                  #primaryKey: "id"
                  #keyType: "int"
                  +incrementing: false
                  #with: []
                  #withCount: []
                  +preventsLazyLoading: false
                  #perPage: 15
                  +exists: true
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                  #escapeWhenCastingToString: false
                  #attributes: array:12 [ …12]
                  #original: array:12 [ …12]
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                  +timestamps: true
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                  #visible: []
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                  #guarded: array:1 [ …1]
                }
                3 => App\Models\Term {#1018
                  #connection: "mysql"
                  #table: "terms"
                  #primaryKey: "id"
                  #keyType: "int"
                  +incrementing: false
                  #with: []
                  #withCount: []
                  +preventsLazyLoading: false
                  #perPage: 15
                  +exists: true
                  +wasRecentlyCreated: false
                  #escapeWhenCastingToString: false
                  #attributes: array:12 [ …12]
                  #original: array:12 [ …12]
                  #changes: []
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                  #dateFormat: null
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                  +timestamps: true
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                  #hidden: []
                  #visible: []
                  #fillable: []
                  #guarded: array:1 [ …1]
                }
                4 => App\Models\Term {#1019
                  #connection: "mysql"
                  #table: "terms"
                  #primaryKey: "id"
                  #keyType: "int"
                  +incrementing: false
                  #with: []
                  #withCount: []
                  +preventsLazyLoading: false
                  #perPage: 15
                  +exists: true
                  +wasRecentlyCreated: false
                  #escapeWhenCastingToString: false
                  #attributes: array:12 [ …12]
                  #original: array:12 [ …12]
                  #changes: []
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                  #dateFormat: null
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                  +timestamps: true
                  +usesUniqueIds: false
                  #hidden: []
                  #visible: []
                  #fillable: []
                  #guarded: array:1 [ …1]
                }
              ]
              #escapeWhenCastingToString: false
            }
            "field_author_foreign" => Illuminate\Database\Eloquent\Collection {#1020
              #items: []
              #escapeWhenCastingToString: false
            }
            "field_book_type" => Illuminate\Database\Eloquent\Collection {#1021
              #items: array:1 [
                0 => App\Models\Term {#1022
                  #connection: "mysql"
                  #table: "terms"
                  #primaryKey: "id"
                  #keyType: "int"
                  +incrementing: false
                  #with: []
                  #withCount: []
                  +preventsLazyLoading: false
                  #perPage: 15
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                  #escapeWhenCastingToString: false
                  #attributes: array:10 [ …10]
                  #original: array:10 [ …10]
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                  #dateFormat: null
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                  +timestamps: true
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                  #hidden: []
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                }
              ]
              #escapeWhenCastingToString: false
            }
            "field_country" => Illuminate\Database\Eloquent\Collection {#1023
              #items: array:1 [
                0 => App\Models\Term {#1024
                  #connection: "mysql"
                  #table: "terms"
                  #primaryKey: "id"
                  #keyType: "int"
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                }
              ]
              #escapeWhenCastingToString: false
            }
            "field_city" => Illuminate\Database\Eloquent\Collection {#1025
              #items: array:1 [
                0 => App\Models\Term {#1026
                  #connection: "mysql"
                  #table: "terms"
                  #primaryKey: "id"
                  #keyType: "int"
                  +incrementing: false
                  #with: []
                  #withCount: []
                  +preventsLazyLoading: false
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                  #escapeWhenCastingToString: false
                  #attributes: array:6 [ …6]
                  #original: array:6 [ …6]
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                  +timestamps: true
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                  #hidden: []
                  #visible: []
                  #fillable: []
                  #guarded: array:1 [ …1]
                }
              ]
              #escapeWhenCastingToString: false
            }
            "field_series" => Illuminate\Database\Eloquent\Collection {#1027
              #items: array:1 [
                0 => App\Models\Term {#1028
                  #connection: "mysql"
                  #table: "terms"
                  #primaryKey: "id"
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                  #attributes: array:8 [ …8]
                  #original: array:8 [ …8]
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                  #hidden: []
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                }
              ]
              #escapeWhenCastingToString: false
            }
            "field_umk" => Illuminate\Database\Eloquent\Collection {#1029
              #items: []
              #escapeWhenCastingToString: false
            }
            "field_level_of_education" => Illuminate\Database\Eloquent\Collection {#1030
              #items: []
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            }
            "field_standart_of_education" => Illuminate\Database\Eloquent\Collection {#1031
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                0 => App\Models\Term {#1032
                  #connection: "mysql"
                  #table: "terms"
                  #primaryKey: "id"
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                }
              ]
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            }
            "field_publication_number" => null
            "field_publication_type" => Illuminate\Database\Eloquent\Collection {#1033
              #items: []
              #escapeWhenCastingToString: false
            }
            "field_under_the_edition" => Illuminate\Database\Eloquent\Collection {#1034
              #items: array:1 [
                0 => App\Models\Term {#1019}
              ]
              #escapeWhenCastingToString: false
            }
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            "field_second_foreign_language" => null
            "field_for_whom" => "Учебное пособие для общеобразовательных организаций"
            "field_allowed" => null
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            "field_tasks_count" => "830"
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            "field_default_folder" => "/fizika_08/gromov-u/"
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              0 => "/media/fizika_08/gromov-u/covers/cover1.webp?ts=1763397517"
            ]
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              0 => ""
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              ]
            ]
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            "field_recommended_books" => Illuminate\Database\Eloquent\Collection {#1035
              #items: []
              #escapeWhenCastingToString: false
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            "field_new_book" => Illuminate\Database\Eloquent\Collection {#1036
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              #items: []
              #escapeWhenCastingToString: false
            }
            "field_url" => "/8-klass/fizika/gromov-uchebnik"
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              #items: array:1 [
                0 => App\Models\Term {#1039
                  #connection: "mysql"
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            "field_author_foreign" => Illuminate\Database\Eloquent\Collection {#1020}
            "field_book_type" => Illuminate\Database\Eloquent\Collection {#1021}
            "field_country" => Illuminate\Database\Eloquent\Collection {#1023}
            "field_city" => Illuminate\Database\Eloquent\Collection {#1025}
            "field_series" => Illuminate\Database\Eloquent\Collection {#1027}
            "field_umk" => Illuminate\Database\Eloquent\Collection {#1029}
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            "field_publication_type" => Illuminate\Database\Eloquent\Collection {#1033}
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                }
              ]
              #escapeWhenCastingToString: false
            }
            "book_page" => array:2 [
              "refs" => "1613118"
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            "img" => array:1 [
              0 => array:5 [
                "name" => "45-1.jpg"
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                "width" => "1878"
                "height" => 2559
                "path" => "/media/fizika_08/gromov-u/0-1/45-1.webp?ts=1763478334"
              ]
            ]
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            "created_at" => "2026-04-10 13:58:26"
            "updated_at" => null
            "edition" => Illuminate\Database\Eloquent\Collection {#1060}
            "book_page" => array:2 [
              "refs" => "1613118"
              "type" => "book_page"
            ]
            "img" => array:1 [
              0 => array:5 [
                "name" => "45-1.jpg"
                "alt" => null
                "width" => "1878"
                "height" => 2559
                "path" => "/media/fizika_08/gromov-u/0-1/45-1.webp?ts=1763478334"
              ]
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            0 => "*"
          ]
        }
      ]
      #escapeWhenCastingToString: false
    }
    "next" => Illuminate\Database\Eloquent\Collection {#4790
      #items: array:1 [
        0 => App\Models\BookPage {#4785
          #connection: "mysql"
          #table: "book_pages"
          #primaryKey: "id"
          #keyType: "int"
          +incrementing: true
          #with: []
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          #perPage: 15
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          #escapeWhenCastingToString: false
          #attributes: array:21 [
            "id" => 1613119
            "created_at" => "2026-04-10 13:58:26"
            "updated_at" => null
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            "field_url" => "/8-klass/fizika/gromov-uchebnik/page-46"
            "field_display_title" => "46"
            "field_folder" => "1"
            "field_image_name" => "46"
            "field_branch_parent" => Illuminate\Database\Eloquent\Collection {#4788
              #items: []
              #escapeWhenCastingToString: false
            }
            "field_weight" => "0"
            "field_book_parent" => Illuminate\Database\Eloquent\Collection {#4791
              #items: array:1 [
                0 => App\Models\Book {#1006}
              ]
              #escapeWhenCastingToString: false
            }
            "field_metatags_title" => null
            "field_metatags_description" => null
            "field_h1" => null
            "field_description_top" => null
            "field_description_bottom" => null
            "edition_groups" => Illuminate\Database\Eloquent\Collection {#4789
              #items: []
              #escapeWhenCastingToString: false
            }
            "content" => Illuminate\Database\Eloquent\Collection {#4805
              #items: array:1 [
                0 => App\Models\Element {#4804
                  #connection: "mysql"
                  #table: "elements"
                  #primaryKey: "id"
                  #keyType: "int"
                  +incrementing: true
                  #with: []
                  #withCount: []
                  +preventsLazyLoading: false
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                  #attributes: array:6 [ …6]
                  #original: array:6 [ …6]
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                  #attributeCastCache: []
                  #dateFormat: null
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                }
              ]
              #escapeWhenCastingToString: false
            }
            "next" => array:2 [
              "refs" => "1613120"
              "type" => "book_page"
            ]
            "previous" => array:2 [
              "refs" => "1613118"
              "type" => "book_page"
            ]
            "tasks" => Illuminate\Database\Eloquent\Collection {#4796
              #items: array:3 [
                0 => App\Models\Task {#4811
                  #connection: "mysql"
                  #table: "tasks"
                  #primaryKey: "id"
                  #keyType: "int"
                  +incrementing: true
                  #with: []
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                  +preventsLazyLoading: false
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                  #escapeWhenCastingToString: false
                  #attributes: array:24 [ …24]
                  #original: array:24 [ …24]
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                  +timestamps: true
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                  #hidden: []
                  #visible: []
                  #fillable: []
                  #guarded: array:1 [ …1]
                }
                1 => App\Models\Task {#4852
                  #connection: "mysql"
                  #table: "tasks"
                  #primaryKey: "id"
                  #keyType: "int"
                  +incrementing: true
                  #with: []
                  #withCount: []
                  +preventsLazyLoading: false
                  #perPage: 15
                  +exists: true
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                  #escapeWhenCastingToString: false
                  #attributes: array:24 [ …24]
                  #original: array:24 [ …24]
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                  #dateFormat: null
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                  +timestamps: true
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                  #hidden: []
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                  #guarded: array:1 [ …1]
                }
                2 => App\Models\Task {#4844
                  #connection: "mysql"
                  #table: "tasks"
                  #primaryKey: "id"
                  #keyType: "int"
                  +incrementing: true
                  #with: []
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                  #attributes: array:24 [ …24]
                  #original: array:24 [ …24]
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                }
              ]
              #escapeWhenCastingToString: false
            }
          ]
          #original: array:21 [
            "id" => 1613119
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            "field_display_title" => "46"
            "field_folder" => "1"
            "field_image_name" => "46"
            "field_branch_parent" => Illuminate\Database\Eloquent\Collection {#4788}
            "field_weight" => "0"
            "field_book_parent" => Illuminate\Database\Eloquent\Collection {#4791}
            "field_metatags_title" => null
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            "field_description_bottom" => null
            "edition_groups" => Illuminate\Database\Eloquent\Collection {#4789}
            "content" => Illuminate\Database\Eloquent\Collection {#4805}
            "next" => array:2 [
              "refs" => "1613120"
              "type" => "book_page"
            ]
            "previous" => array:2 [
              "refs" => "1613118"
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            "tasks" => Illuminate\Database\Eloquent\Collection {#4796}
          ]
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            0 => "*"
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        }
      ]
      #escapeWhenCastingToString: false
    }
    "previous" => Illuminate\Database\Eloquent\Collection {#4781
      #items: array:1 [
        0 => App\Models\BookPage {#4780
          #connection: "mysql"
          #table: "book_pages"
          #primaryKey: "id"
          #keyType: "int"
          +incrementing: true
          #with: []
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          #attributes: array:21 [
            "id" => 1613117
            "created_at" => "2026-04-10 13:58:26"
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            "field_display_title" => "44"
            "field_folder" => "1"
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            "field_branch_parent" => Illuminate\Database\Eloquent\Collection {#4782
              #items: []
              #escapeWhenCastingToString: false
            }
            "field_weight" => "0"
            "field_book_parent" => Illuminate\Database\Eloquent\Collection {#4783
              #items: array:1 [
                0 => App\Models\Book {#1006}
              ]
              #escapeWhenCastingToString: false
            }
            "field_metatags_title" => null
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            "edition_groups" => Illuminate\Database\Eloquent\Collection {#4784
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            }
            "content" => Illuminate\Database\Eloquent\Collection {#4794
              #items: array:1 [
                0 => App\Models\Element {#4793
                  #connection: "mysql"
                  #table: "elements"
                  #primaryKey: "id"
                  #keyType: "int"
                  +incrementing: true
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                }
              ]
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            }
            "next" => array:2 [
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            ]
            "previous" => array:2 [
              "refs" => "1613116"
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            ]
            "tasks" => Illuminate\Database\Eloquent\Collection {#4786
              #items: []
              #escapeWhenCastingToString: false
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          ]
          #original: array:21 [
            "id" => 1613117
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            "field_display_title" => "44"
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            "field_image_name" => "44"
            "field_branch_parent" => Illuminate\Database\Eloquent\Collection {#4782}
            "field_weight" => "0"
            "field_book_parent" => Illuminate\Database\Eloquent\Collection {#4783}
            "field_metatags_title" => null
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            "edition_groups" => Illuminate\Database\Eloquent\Collection {#4784}
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            "next" => array:2 [
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              "type" => "book_page"
            ]
            "previous" => array:2 [
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            "tasks" => Illuminate\Database\Eloquent\Collection {#4786}
          ]
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            0 => "*"
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        }
      ]
      #escapeWhenCastingToString: false
    }
    "tasks" => Illuminate\Database\Eloquent\Collection {#1041
      #items: array:11 [
        0 => App\Models\Task {#1071
          #connection: "mysql"
          #table: "tasks"
          #primaryKey: "id"
          #keyType: "int"
          +incrementing: true
          #with: []
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          #escapeWhenCastingToString: false
          #attributes: array:24 [
            "id" => 1612339
            "created_at" => "2026-04-10 13:58:26"
            "updated_at" => null
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            "field_url" => "/8-klass/fizika/gromov-uchebnik/10vopr-1"
            "field_display_title" => "1"
            "field_outside_task" => null
            "field_task_type" => Illuminate\Database\Eloquent\Collection {#1075
              #items: array:1 [
                0 => App\Models\Term {#1072
                  #connection: "mysql"
                  #table: "terms"
                  #primaryKey: "id"
                  #keyType: "int"
                  +incrementing: false
                  #with: []
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                  #attributes: array:6 [ …6]
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                  #guarded: array:1 [ …1]
                }
              ]
              #escapeWhenCastingToString: false
            }
            "field_metatags_title" => null
            "field_metatags_description" => null
            "field_h1" => null
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            "breadcrumbs" => []
            "edition_groups" => Illuminate\Database\Eloquent\Collection {#1074
              #items: []
              #escapeWhenCastingToString: false
            }
            "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1084
              #items: array:1 [
                0 => App\Models\Branch {#1083
                  #connection: "mysql"
                  #table: "branches"
                  #primaryKey: "id"
                  #keyType: "int"
                  +incrementing: true
                  #with: []
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                  +preventsLazyLoading: false
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                  #escapeWhenCastingToString: false
                  #attributes: array:24 [ …24]
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                  #guarded: array:1 [ …1]
                }
              ]
              #escapeWhenCastingToString: false
            }
            "parent_branches" => Illuminate\Database\Eloquent\Collection {#1121
              #items: array:3 [
                0 => App\Models\Branch {#1131
                  #connection: "mysql"
                  #table: "branches"
                  #primaryKey: "id"
                  #keyType: "int"
                  +incrementing: true
                  #with: []
                  #withCount: []
                  +preventsLazyLoading: false
                  #perPage: 15
                  +exists: true
                  +wasRecentlyCreated: false
                  #escapeWhenCastingToString: false
                  #attributes: array:24 [ …24]
                  #original: array:24 [ …24]
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                  #attributeCastCache: []
                  #dateFormat: null
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                  #touches: []
                  +timestamps: true
                  +usesUniqueIds: false
                  #hidden: []
                  #visible: []
                  #fillable: []
                  #guarded: array:1 [ …1]
                }
                1 => App\Models\Branch {#1135
                  #connection: "mysql"
                  #table: "branches"
                  #primaryKey: "id"
                  #keyType: "int"
                  +incrementing: true
                  #with: []
                  #withCount: []
                  +preventsLazyLoading: false
                  #perPage: 15
                  +exists: true
                  +wasRecentlyCreated: false
                  #escapeWhenCastingToString: false
                  #attributes: array:24 [ …24]
                  #original: array:24 [ …24]
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                  #attributeCastCache: []
                  #dateFormat: null
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                  #touches: []
                  +timestamps: true
                  +usesUniqueIds: false
                  #hidden: []
                  #visible: []
                  #fillable: []
                  #guarded: array:1 [ …1]
                }
                2 => App\Models\Branch {#1140
                  #connection: "mysql"
                  #table: "branches"
                  #primaryKey: "id"
                  #keyType: "int"
                  +incrementing: true
                  #with: []
                  #withCount: []
                  +preventsLazyLoading: false
                  #perPage: 15
                  +exists: true
                  +wasRecentlyCreated: false
                  #escapeWhenCastingToString: false
                  #attributes: array:24 [ …24]
                  #original: array:24 [ …24]
                  #changes: []
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                  #classCastCache: []
                  #attributeCastCache: []
                  #dateFormat: null
                  #appends: []
                  #dispatchesEvents: []
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                  #relations: []
                  #touches: []
                  +timestamps: true
                  +usesUniqueIds: false
                  #hidden: []
                  #visible: []
                  #fillable: []
                  #guarded: array:1 [ …1]
                }
              ]
              #escapeWhenCastingToString: false
            }
            "content" => Illuminate\Database\Eloquent\Collection {#1076
              #items: array:2 [
                0 => App\Models\Element {#1113
                  #connection: "mysql"
                   …29
                }
                1 => App\Models\Element {#1112 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "next" => array:2 [
              "refs" => "1612340"
              "type" => "task"
            ]
            "previous" => array:2 [
              "refs" => "1612338"
              "type" => "task"
            ]
            "book" => Illuminate\Database\Eloquent\Collection {#1116
              #items: array:1 [
                0 => App\Models\Book {#1006}
              ]
              #escapeWhenCastingToString: false
            }
            "page" => array:2 [
              "refs" => "1613118"
              "type" => "book_page"
            ]
          ]
          #original: array:24 [
            "id" => 1612339
            "created_at" => "2026-04-10 13:58:26"
            "updated_at" => null
            "field_page_start" => "45"
            "field_page_end" => null
            "field_url" => "/8-klass/fizika/gromov-uchebnik/10vopr-1"
            "field_display_title" => "1"
            "field_outside_task" => null
            "field_task_type" => Illuminate\Database\Eloquent\Collection {#1075}
            "field_metatags_title" => null
            "field_metatags_description" => null
            "field_h1" => null
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            "field_description_bottom" => null
            "field_match" => null
            "breadcrumbs" => []
            "edition_groups" => Illuminate\Database\Eloquent\Collection {#1074}
            "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1084}
            "parent_branches" => Illuminate\Database\Eloquent\Collection {#1121}
            "content" => Illuminate\Database\Eloquent\Collection {#1076}
            "next" => array:2 [
              "refs" => "1612340"
              "type" => "task"
            ]
            "previous" => array:2 [
              "refs" => "1612338"
              "type" => "task"
            ]
            "book" => Illuminate\Database\Eloquent\Collection {#1116}
            "page" => array:2 [
              "refs" => "1613118"
              "type" => "book_page"
            ]
          ]
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          #dateFormat: null
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          #touches: []
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          #hidden: []
          #visible: []
          #fillable: []
          #guarded: array:1 [
            0 => "*"
          ]
        }
        1 => App\Models\Task {#1119
          #connection: "mysql"
          #table: "tasks"
          #primaryKey: "id"
          #keyType: "int"
          +incrementing: true
          #with: []
          #withCount: []
          +preventsLazyLoading: false
          #perPage: 15
          +exists: true
          +wasRecentlyCreated: false
          #escapeWhenCastingToString: false
          #attributes: array:24 [
            "id" => 1612340
            "created_at" => "2026-04-10 13:58:26"
            "updated_at" => null
            "field_page_start" => "45"
            "field_page_end" => null
            "field_url" => "/8-klass/fizika/gromov-uchebnik/10vopr-2"
            "field_display_title" => "2"
            "field_outside_task" => null
            "field_task_type" => Illuminate\Database\Eloquent\Collection {#1128
              #items: array:1 [
                0 => App\Models\Term {#1072}
              ]
              #escapeWhenCastingToString: false
            }
            "field_metatags_title" => null
            "field_metatags_description" => null
            "field_h1" => null
            "field_description_top" => null
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            "field_match" => null
            "breadcrumbs" => []
            "edition_groups" => Illuminate\Database\Eloquent\Collection {#1114
              #items: []
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            }
            "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1117
              #items: array:1 [
                0 => App\Models\Branch {#1131}
              ]
              #escapeWhenCastingToString: false
            }
            "parent_branches" => Illuminate\Database\Eloquent\Collection {#1080
              #items: array:3 [
                0 => App\Models\Branch {#1131}
                1 => App\Models\Branch {#1135}
                2 => App\Models\Branch {#1140}
              ]
              #escapeWhenCastingToString: false
            }
            "content" => Illuminate\Database\Eloquent\Collection {#1078
              #items: array:2 [
                0 => App\Models\Element {#1096 …30}
                1 => App\Models\Element {#1094 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "next" => array:2 [
              "refs" => "1612341"
              "type" => "task"
            ]
            "previous" => array:2 [
              "refs" => "1612339"
              "type" => "task"
            ]
            "book" => Illuminate\Database\Eloquent\Collection {#1099
              #items: array:1 [
                0 => App\Models\Book {#1006}
              ]
              #escapeWhenCastingToString: false
            }
            "page" => array:2 [
              "refs" => "1613118"
              "type" => "book_page"
            ]
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            "id" => 1612340
            "created_at" => "2026-04-10 13:58:26"
            "updated_at" => null
            "field_page_start" => "45"
            "field_page_end" => null
            "field_url" => "/8-klass/fizika/gromov-uchebnik/10vopr-2"
            "field_display_title" => "2"
            "field_outside_task" => null
            "field_task_type" => Illuminate\Database\Eloquent\Collection {#1128}
            "field_metatags_title" => null
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            "field_h1" => null
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            "field_match" => null
            "breadcrumbs" => []
            "edition_groups" => Illuminate\Database\Eloquent\Collection {#1114}
            "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1117}
            "parent_branches" => Illuminate\Database\Eloquent\Collection {#1080}
            "content" => Illuminate\Database\Eloquent\Collection {#1078}
            "next" => array:2 [
              "refs" => "1612341"
              "type" => "task"
            ]
            "previous" => array:2 [
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              "type" => "task"
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            "book" => Illuminate\Database\Eloquent\Collection {#1099}
            "page" => array:2 [
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              "type" => "book_page"
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            0 => "*"
          ]
        }
        2 => App\Models\Task {#1104
          #connection: "mysql"
          #table: "tasks"
          #primaryKey: "id"
          #keyType: "int"
          +incrementing: true
          #with: []
          #withCount: []
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          #escapeWhenCastingToString: false
          #attributes: array:24 [
            "id" => 1612341
            "created_at" => "2026-04-10 13:58:26"
            "updated_at" => null
            "field_page_start" => "45"
            "field_page_end" => null
            "field_url" => "/8-klass/fizika/gromov-uchebnik/10vopr-3"
            "field_display_title" => "3"
            "field_outside_task" => null
            "field_task_type" => Illuminate\Database\Eloquent\Collection {#1118
              #items: array:1 [
                0 => App\Models\Term {#1072}
              ]
              #escapeWhenCastingToString: false
            }
            "field_metatags_title" => null
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            "breadcrumbs" => []
            "edition_groups" => Illuminate\Database\Eloquent\Collection {#1097
              #items: []
              #escapeWhenCastingToString: false
            }
            "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1100
              #items: array:1 [
                0 => App\Models\Branch {#1131}
              ]
              #escapeWhenCastingToString: false
            }
            "parent_branches" => Illuminate\Database\Eloquent\Collection {#1105
              #items: array:3 [
                0 => App\Models\Branch {#1131}
                1 => App\Models\Branch {#1135}
                2 => App\Models\Branch {#1140}
              ]
              #escapeWhenCastingToString: false
            }
            "content" => Illuminate\Database\Eloquent\Collection {#1103
              #items: array:2 [
                0 => App\Models\Element {#1120 …30}
                1 => App\Models\Element {#1129 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "next" => array:2 [
              "refs" => "1612342"
              "type" => "task"
            ]
            "previous" => array:2 [
              "refs" => "1612340"
              "type" => "task"
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            "book" => Illuminate\Database\Eloquent\Collection {#1073
              #items: array:1 [
                0 => App\Models\Book {#1006}
              ]
              #escapeWhenCastingToString: false
            }
            "page" => array:2 [
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              "type" => "book_page"
            ]
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            "id" => 1612341
            "created_at" => "2026-04-10 13:58:26"
            "updated_at" => null
            "field_page_start" => "45"
            "field_page_end" => null
            "field_url" => "/8-klass/fizika/gromov-uchebnik/10vopr-3"
            "field_display_title" => "3"
            "field_outside_task" => null
            "field_task_type" => Illuminate\Database\Eloquent\Collection {#1118}
            "field_metatags_title" => null
            "field_metatags_description" => null
            "field_h1" => null
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            "field_match" => null
            "breadcrumbs" => []
            "edition_groups" => Illuminate\Database\Eloquent\Collection {#1097}
            "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1100}
            "parent_branches" => Illuminate\Database\Eloquent\Collection {#1105}
            "content" => Illuminate\Database\Eloquent\Collection {#1103}
            "next" => array:2 [
              "refs" => "1612342"
              "type" => "task"
            ]
            "previous" => array:2 [
              "refs" => "1612340"
              "type" => "task"
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            "book" => Illuminate\Database\Eloquent\Collection {#1073}
            "page" => array:2 [
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              "type" => "book_page"
            ]
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          #attributeCastCache: []
          #dateFormat: null
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            0 => "*"
          ]
        }
        3 => App\Models\Task {#1092
          #connection: "mysql"
          #table: "tasks"
          #primaryKey: "id"
          #keyType: "int"
          +incrementing: true
          #with: []
          #withCount: []
          +preventsLazyLoading: false
          #perPage: 15
          +exists: true
          +wasRecentlyCreated: false
          #escapeWhenCastingToString: false
          #attributes: array:24 [
            "id" => 1612342
            "created_at" => "2026-04-10 13:58:26"
            "updated_at" => null
            "field_page_start" => "45"
            "field_page_end" => null
            "field_url" => "/8-klass/fizika/gromov-uchebnik/10vopr-4"
            "field_display_title" => "4"
            "field_outside_task" => null
            "field_task_type" => Illuminate\Database\Eloquent\Collection {#1101
              #items: array:1 [
                0 => App\Models\Term {#1072}
              ]
              #escapeWhenCastingToString: false
            }
            "field_metatags_title" => null
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            "field_h1" => null
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            "breadcrumbs" => []
            "edition_groups" => Illuminate\Database\Eloquent\Collection {#1122
              #items: []
              #escapeWhenCastingToString: false
            }
            "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1081
              #items: array:1 [
                0 => App\Models\Branch {#1131}
              ]
              #escapeWhenCastingToString: false
            }
            "parent_branches" => Illuminate\Database\Eloquent\Collection {#1089
              #items: array:3 [
                0 => App\Models\Branch {#1131}
                1 => App\Models\Branch {#1135}
                2 => App\Models\Branch {#1140}
              ]
              #escapeWhenCastingToString: false
            }
            "content" => Illuminate\Database\Eloquent\Collection {#1090
              #items: array:2 [
                0 => App\Models\Element {#1146 …30}
                1 => App\Models\Element {#1156 …30}
              ]
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            }
            "next" => array:2 [
              "refs" => "1612343"
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            "previous" => array:2 [
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            "book" => Illuminate\Database\Eloquent\Collection {#1147
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                0 => App\Models\Book {#1006}
              ]
              #escapeWhenCastingToString: false
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            "page" => array:2 [
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            "created_at" => "2026-04-10 13:58:26"
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            "field_page_start" => "45"
            "field_page_end" => null
            "field_url" => "/8-klass/fizika/gromov-uchebnik/10vopr-4"
            "field_display_title" => "4"
            "field_outside_task" => null
            "field_task_type" => Illuminate\Database\Eloquent\Collection {#1101}
            "field_metatags_title" => null
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            "field_h1" => null
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            "breadcrumbs" => []
            "edition_groups" => Illuminate\Database\Eloquent\Collection {#1122}
            "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1081}
            "parent_branches" => Illuminate\Database\Eloquent\Collection {#1089}
            "content" => Illuminate\Database\Eloquent\Collection {#1090}
            "next" => array:2 [
              "refs" => "1612343"
              "type" => "task"
            ]
            "previous" => array:2 [
              "refs" => "1612341"
              "type" => "task"
            ]
            "book" => Illuminate\Database\Eloquent\Collection {#1147}
            "page" => array:2 [
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              "type" => "book_page"
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            0 => "*"
          ]
        }
        4 => App\Models\Task {#1123
          #connection: "mysql"
          #table: "tasks"
          #primaryKey: "id"
          #keyType: "int"
          +incrementing: true
          #with: []
          #withCount: []
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          #attributes: array:24 [
            "id" => 1612343
            "created_at" => "2026-04-10 13:58:26"
            "updated_at" => null
            "field_page_start" => "45"
            "field_page_end" => null
            "field_url" => "/8-klass/fizika/gromov-uchebnik/10vopr-5"
            "field_display_title" => "5"
            "field_outside_task" => null
            "field_task_type" => Illuminate\Database\Eloquent\Collection {#1079
              #items: array:1 [
                0 => App\Models\Term {#1072}
              ]
              #escapeWhenCastingToString: false
            }
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            "edition_groups" => Illuminate\Database\Eloquent\Collection {#1148
              #items: []
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            }
            "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1144
              #items: array:1 [
                0 => App\Models\Branch {#1131}
              ]
              #escapeWhenCastingToString: false
            }
            "parent_branches" => Illuminate\Database\Eloquent\Collection {#1126
              #items: array:3 [
                0 => App\Models\Branch {#1131}
                1 => App\Models\Branch {#1135}
                2 => App\Models\Branch {#1140}
              ]
              #escapeWhenCastingToString: false
            }
            "content" => Illuminate\Database\Eloquent\Collection {#1124
              #items: array:2 [
                0 => App\Models\Element {#1166 …30}
                1 => App\Models\Element {#1168 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "next" => array:2 [
              "refs" => "1612344"
              "type" => "task"
            ]
            "previous" => array:2 [
              "refs" => "1612342"
              "type" => "task"
            ]
            "book" => Illuminate\Database\Eloquent\Collection {#1163
              #items: array:1 [
                0 => App\Models\Book {#1006}
              ]
              #escapeWhenCastingToString: false
            }
            "page" => array:2 [
              "refs" => "1613118"
              "type" => "book_page"
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          ]
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            "id" => 1612343
            "created_at" => "2026-04-10 13:58:26"
            "updated_at" => null
            "field_page_start" => "45"
            "field_page_end" => null
            "field_url" => "/8-klass/fizika/gromov-uchebnik/10vopr-5"
            "field_display_title" => "5"
            "field_outside_task" => null
            "field_task_type" => Illuminate\Database\Eloquent\Collection {#1079}
            "field_metatags_title" => null
            "field_metatags_description" => null
            "field_h1" => null
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            "breadcrumbs" => []
            "edition_groups" => Illuminate\Database\Eloquent\Collection {#1148}
            "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1144}
            "parent_branches" => Illuminate\Database\Eloquent\Collection {#1126}
            "content" => Illuminate\Database\Eloquent\Collection {#1124}
            "next" => array:2 [
              "refs" => "1612344"
              "type" => "task"
            ]
            "previous" => array:2 [
              "refs" => "1612342"
              "type" => "task"
            ]
            "book" => Illuminate\Database\Eloquent\Collection {#1163}
            "page" => array:2 [
              "refs" => "1613118"
              "type" => "book_page"
            ]
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          #attributeCastCache: []
          #dateFormat: null
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          #touches: []
          +timestamps: true
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          #hidden: []
          #visible: []
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            0 => "*"
          ]
        }
        5 => App\Models\Task {#1158
          #connection: "mysql"
          #table: "tasks"
          #primaryKey: "id"
          #keyType: "int"
          +incrementing: true
          #with: []
          #withCount: []
          +preventsLazyLoading: false
          #perPage: 15
          +exists: true
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          #escapeWhenCastingToString: false
          #attributes: array:24 [
            "id" => 1612344
            "created_at" => "2026-04-10 13:58:26"
            "updated_at" => null
            "field_page_start" => "45"
            "field_page_end" => null
            "field_url" => "/8-klass/fizika/gromov-uchebnik/10obsud-1"
            "field_display_title" => "Обсудить в классе"
            "field_outside_task" => null
            "field_task_type" => Illuminate\Database\Eloquent\Collection {#1143
              #items: []
              #escapeWhenCastingToString: false
            }
            "field_metatags_title" => null
            "field_metatags_description" => null
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              #items: []
              #escapeWhenCastingToString: false
            }
            "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1161
              #items: array:1 [
                0 => App\Models\Branch {#1131}
              ]
              #escapeWhenCastingToString: false
            }
            "parent_branches" => Illuminate\Database\Eloquent\Collection {#1249
              #items: array:3 [
                0 => App\Models\Branch {#1259 …30}
                1 => App\Models\Branch {#1263 …30}
                2 => App\Models\Branch {#1267 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "content" => Illuminate\Database\Eloquent\Collection {#1205
              #items: array:2 [
                0 => App\Models\Element {#1238 …30}
                1 => App\Models\Element {#1236 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "next" => array:2 [
              "refs" => "1612345"
              "type" => "task"
            ]
            "previous" => array:2 [
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              "type" => "task"
            ]
            "book" => Illuminate\Database\Eloquent\Collection {#1240
              #items: array:1 [
                0 => App\Models\Book {#1006}
              ]
              #escapeWhenCastingToString: false
            }
            "page" => array:2 [
              "refs" => "1613118"
              "type" => "book_page"
            ]
          ]
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            "id" => 1612344
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            "updated_at" => null
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            "field_page_end" => null
            "field_url" => "/8-klass/fizika/gromov-uchebnik/10obsud-1"
            "field_display_title" => "Обсудить в классе"
            "field_outside_task" => null
            "field_task_type" => Illuminate\Database\Eloquent\Collection {#1143}
            "field_metatags_title" => null
            "field_metatags_description" => null
            "field_h1" => null
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            "breadcrumbs" => []
            "edition_groups" => Illuminate\Database\Eloquent\Collection {#1165}
            "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1161}
            "parent_branches" => Illuminate\Database\Eloquent\Collection {#1249}
            "content" => Illuminate\Database\Eloquent\Collection {#1205}
            "next" => array:2 [
              "refs" => "1612345"
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            ]
            "previous" => array:2 [
              "refs" => "1612343"
              "type" => "task"
            ]
            "book" => Illuminate\Database\Eloquent\Collection {#1240}
            "page" => array:2 [
              "refs" => "1613118"
              "type" => "book_page"
            ]
          ]
          #changes: []
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          #attributeCastCache: []
          #dateFormat: null
          #appends: []
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          #relations: []
          #touches: []
          +timestamps: true
          +usesUniqueIds: false
          #hidden: []
          #visible: []
          #fillable: []
          #guarded: array:1 [
            0 => "*"
          ]
        }
        6 => App\Models\Task {#1242
          #connection: "mysql"
          #table: "tasks"
          #primaryKey: "id"
          #keyType: "int"
          +incrementing: true
          #with: []
          #withCount: []
          +preventsLazyLoading: false
          #perPage: 15
          +exists: true
          +wasRecentlyCreated: false
          #escapeWhenCastingToString: false
          #attributes: array:24 [
            "id" => 1612345
            "created_at" => "2026-04-10 13:58:26"
            "updated_at" => null
            "field_page_start" => "45"
            "field_page_end" => null
            "field_url" => "/8-klass/fizika/gromov-uchebnik/10obsud-2"
            "field_display_title" => "1"
            "field_outside_task" => null
            "field_task_type" => Illuminate\Database\Eloquent\Collection {#1256
              #items: array:1 [
                0 => App\Models\Term {#1072}
              ]
              #escapeWhenCastingToString: false
            }
            "field_metatags_title" => null
            "field_metatags_description" => null
            "field_h1" => null
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            "breadcrumbs" => []
            "edition_groups" => Illuminate\Database\Eloquent\Collection {#1239
              #items: []
              #escapeWhenCastingToString: false
            }
            "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1246
              #items: array:1 [
                0 => App\Models\Branch {#1259 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "parent_branches" => Illuminate\Database\Eloquent\Collection {#1243
              #items: array:3 [
                0 => App\Models\Branch {#1259 …30}
                1 => App\Models\Branch {#1263 …30}
                2 => App\Models\Branch {#1267 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "content" => Illuminate\Database\Eloquent\Collection {#1247
              #items: array:2 [
                0 => App\Models\Element {#1228 …30}
                1 => App\Models\Element {#1226 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "next" => array:2 [
              "refs" => "1612346"
              "type" => "task"
            ]
            "previous" => array:2 [
              "refs" => "1612344"
              "type" => "task"
            ]
            "book" => Illuminate\Database\Eloquent\Collection {#1229
              #items: array:1 [
                0 => App\Models\Book {#1006}
              ]
              #escapeWhenCastingToString: false
            }
            "page" => array:2 [
              "refs" => "1613118"
              "type" => "book_page"
            ]
          ]
          #original: array:24 [
            "id" => 1612345
            "created_at" => "2026-04-10 13:58:26"
            "updated_at" => null
            "field_page_start" => "45"
            "field_page_end" => null
            "field_url" => "/8-klass/fizika/gromov-uchebnik/10obsud-2"
            "field_display_title" => "1"
            "field_outside_task" => null
            "field_task_type" => Illuminate\Database\Eloquent\Collection {#1256}
            "field_metatags_title" => null
            "field_metatags_description" => null
            "field_h1" => null
            "field_description_top" => null
            "field_description_bottom" => null
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            "breadcrumbs" => []
            "edition_groups" => Illuminate\Database\Eloquent\Collection {#1239}
            "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1246}
            "parent_branches" => Illuminate\Database\Eloquent\Collection {#1243}
            "content" => Illuminate\Database\Eloquent\Collection {#1247}
            "next" => array:2 [
              "refs" => "1612346"
              "type" => "task"
            ]
            "previous" => array:2 [
              "refs" => "1612344"
              "type" => "task"
            ]
            "book" => Illuminate\Database\Eloquent\Collection {#1229}
            "page" => array:2 [
              "refs" => "1613118"
              "type" => "book_page"
            ]
          ]
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          #dateFormat: null
          #appends: []
          #dispatchesEvents: []
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          #touches: []
          +timestamps: true
          +usesUniqueIds: false
          #hidden: []
          #visible: []
          #fillable: []
          #guarded: array:1 [
            0 => "*"
          ]
        }
        7 => App\Models\Task {#1235
          #connection: "mysql"
          #table: "tasks"
          #primaryKey: "id"
          #keyType: "int"
          +incrementing: true
          #with: []
          #withCount: []
          +preventsLazyLoading: false
          #perPage: 15
          +exists: true
          +wasRecentlyCreated: false
          #escapeWhenCastingToString: false
          #attributes: array:24 [
            "id" => 1612346
            "created_at" => "2026-04-10 13:58:26"
            "updated_at" => null
            "field_page_start" => "45"
            "field_page_end" => null
            "field_url" => "/8-klass/fizika/gromov-uchebnik/10obsud-3"
            "field_display_title" => "2"
            "field_outside_task" => null
            "field_task_type" => Illuminate\Database\Eloquent\Collection {#1209
              #items: array:1 [
                0 => App\Models\Term {#1072}
              ]
              #escapeWhenCastingToString: false
            }
            "field_metatags_title" => null
            "field_metatags_description" => null
            "field_h1" => null
            "field_description_top" => null
            "field_description_bottom" => null
            "field_match" => null
            "breadcrumbs" => []
            "edition_groups" => Illuminate\Database\Eloquent\Collection {#1227
              #items: []
              #escapeWhenCastingToString: false
            }
            "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1232
              #items: array:1 [
                0 => App\Models\Branch {#1259 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "parent_branches" => Illuminate\Database\Eloquent\Collection {#1233
              #items: array:3 [
                0 => App\Models\Branch {#1259 …30}
                1 => App\Models\Branch {#1263 …30}
                2 => App\Models\Branch {#1267 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "content" => Illuminate\Database\Eloquent\Collection {#1234
              #items: array:2 [
                0 => App\Models\Element {#1215 …30}
                1 => App\Models\Element {#1213 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "next" => array:2 [
              "refs" => "1612347"
              "type" => "task"
            ]
            "previous" => array:2 [
              "refs" => "1612345"
              "type" => "task"
            ]
            "book" => Illuminate\Database\Eloquent\Collection {#1218
              #items: array:1 [
                0 => App\Models\Book {#1006}
              ]
              #escapeWhenCastingToString: false
            }
            "page" => array:2 [
              "refs" => "1613118"
              "type" => "book_page"
            ]
          ]
          #original: array:24 [
            "id" => 1612346
            "created_at" => "2026-04-10 13:58:26"
            "updated_at" => null
            "field_page_start" => "45"
            "field_page_end" => null
            "field_url" => "/8-klass/fizika/gromov-uchebnik/10obsud-3"
            "field_display_title" => "2"
            "field_outside_task" => null
            "field_task_type" => Illuminate\Database\Eloquent\Collection {#1209}
            "field_metatags_title" => null
            "field_metatags_description" => null
            "field_h1" => null
            "field_description_top" => null
            "field_description_bottom" => null
            "field_match" => null
            "breadcrumbs" => []
            "edition_groups" => Illuminate\Database\Eloquent\Collection {#1227}
            "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1232}
            "parent_branches" => Illuminate\Database\Eloquent\Collection {#1233}
            "content" => Illuminate\Database\Eloquent\Collection {#1234}
            "next" => array:2 [
              "refs" => "1612347"
              "type" => "task"
            ]
            "previous" => array:2 [
              "refs" => "1612345"
              "type" => "task"
            ]
            "book" => Illuminate\Database\Eloquent\Collection {#1218}
            "page" => array:2 [
              "refs" => "1613118"
              "type" => "book_page"
            ]
          ]
          #changes: []
          #casts: []
          #classCastCache: []
          #attributeCastCache: []
          #dateFormat: null
          #appends: []
          #dispatchesEvents: []
          #observables: []
          #relations: []
          #touches: []
          +timestamps: true
          +usesUniqueIds: false
          #hidden: []
          #visible: []
          #fillable: []
          #guarded: array:1 [
            0 => "*"
          ]
        }
        8 => App\Models\Task {#1224
          #connection: "mysql"
          #table: "tasks"
          #primaryKey: "id"
          #keyType: "int"
          +incrementing: true
          #with: []
          #withCount: []
          +preventsLazyLoading: false
          #perPage: 15
          +exists: true
          +wasRecentlyCreated: false
          #escapeWhenCastingToString: false
          #attributes: array:24 [
            "id" => 1612347
            "created_at" => "2026-04-10 13:58:26"
            "updated_at" => null
            "field_page_start" => "45"
            "field_page_end" => null
            "field_url" => "/8-klass/fizika/gromov-uchebnik/10dokl-1"
            "field_display_title" => "1"
            "field_outside_task" => null
            "field_task_type" => Illuminate\Database\Eloquent\Collection {#1231
              #items: array:1 [
                0 => App\Models\Term {#1072}
              ]
              #escapeWhenCastingToString: false
            }
            "field_metatags_title" => null
            "field_metatags_description" => null
            "field_h1" => null
            "field_description_top" => null
            "field_description_bottom" => null
            "field_match" => null
            "breadcrumbs" => []
            "edition_groups" => Illuminate\Database\Eloquent\Collection {#1214
              #items: []
              #escapeWhenCastingToString: false
            }
            "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1220
              #items: array:1 [
                0 => App\Models\Branch {#1259 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "parent_branches" => Illuminate\Database\Eloquent\Collection {#1298
              #items: array:3 [
                0 => App\Models\Branch {#1308 …30}
                1 => App\Models\Branch {#1312 …30}
                2 => App\Models\Branch {#1316 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "content" => Illuminate\Database\Eloquent\Collection {#1179
              #items: array:2 [
                0 => App\Models\Element {#1287 …30}
                1 => App\Models\Element {#1285 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "next" => array:2 [
              "refs" => "1612348"
              "type" => "task"
            ]
            "previous" => array:2 [
              "refs" => "1612346"
              "type" => "task"
            ]
            "book" => Illuminate\Database\Eloquent\Collection {#1289
              #items: array:1 [
                0 => App\Models\Book {#1006}
              ]
              #escapeWhenCastingToString: false
            }
            "page" => array:2 [
              "refs" => "1613118"
              "type" => "book_page"
            ]
          ]
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            "id" => 1612347
            "created_at" => "2026-04-10 13:58:26"
            "updated_at" => null
            "field_page_start" => "45"
            "field_page_end" => null
            "field_url" => "/8-klass/fizika/gromov-uchebnik/10dokl-1"
            "field_display_title" => "1"
            "field_outside_task" => null
            "field_task_type" => Illuminate\Database\Eloquent\Collection {#1231}
            "field_metatags_title" => null
            "field_metatags_description" => null
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            "breadcrumbs" => []
            "edition_groups" => Illuminate\Database\Eloquent\Collection {#1214}
            "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1220}
            "parent_branches" => Illuminate\Database\Eloquent\Collection {#1298}
            "content" => Illuminate\Database\Eloquent\Collection {#1179}
            "next" => array:2 [
              "refs" => "1612348"
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            ]
            "previous" => array:2 [
              "refs" => "1612346"
              "type" => "task"
            ]
            "book" => Illuminate\Database\Eloquent\Collection {#1289}
            "page" => array:2 [
              "refs" => "1613118"
              "type" => "book_page"
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          ]
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            0 => "*"
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        }
        9 => App\Models\Task {#1291
          #connection: "mysql"
          #table: "tasks"
          #primaryKey: "id"
          #keyType: "int"
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          #withCount: []
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          #attributes: array:24 [
            "id" => 1612348
            "created_at" => "2026-04-10 13:58:26"
            "updated_at" => null
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            "field_page_end" => null
            "field_url" => "/8-klass/fizika/gromov-uchebnik/10dokl-2"
            "field_display_title" => "2"
            "field_outside_task" => null
            "field_task_type" => Illuminate\Database\Eloquent\Collection {#1305
              #items: array:1 [
                0 => App\Models\Term {#1072}
              ]
              #escapeWhenCastingToString: false
            }
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            "field_metatags_description" => null
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            "field_description_top" => null
            "field_description_bottom" => null
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            "breadcrumbs" => []
            "edition_groups" => Illuminate\Database\Eloquent\Collection {#1288
              #items: []
              #escapeWhenCastingToString: false
            }
            "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1295
              #items: array:1 [
                0 => App\Models\Branch {#1308 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "parent_branches" => Illuminate\Database\Eloquent\Collection {#1292
              #items: array:3 [
                0 => App\Models\Branch {#1308 …30}
                1 => App\Models\Branch {#1312 …30}
                2 => App\Models\Branch {#1316 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "content" => Illuminate\Database\Eloquent\Collection {#1296
              #items: array:2 [
                0 => App\Models\Element {#1277 …30}
                1 => App\Models\Element {#1275 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "next" => array:2 [
              "refs" => "1612349"
              "type" => "task"
            ]
            "previous" => array:2 [
              "refs" => "1612347"
              "type" => "task"
            ]
            "book" => Illuminate\Database\Eloquent\Collection {#1278
              #items: array:1 [
                0 => App\Models\Book {#1006}
              ]
              #escapeWhenCastingToString: false
            }
            "page" => array:2 [
              "refs" => "1613118"
              "type" => "book_page"
            ]
          ]
          #original: array:24 [
            "id" => 1612348
            "created_at" => "2026-04-10 13:58:26"
            "updated_at" => null
            "field_page_start" => "45"
            "field_page_end" => null
            "field_url" => "/8-klass/fizika/gromov-uchebnik/10dokl-2"
            "field_display_title" => "2"
            "field_outside_task" => null
            "field_task_type" => Illuminate\Database\Eloquent\Collection {#1305}
            "field_metatags_title" => null
            "field_metatags_description" => null
            "field_h1" => null
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            "breadcrumbs" => []
            "edition_groups" => Illuminate\Database\Eloquent\Collection {#1288}
            "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1295}
            "parent_branches" => Illuminate\Database\Eloquent\Collection {#1292}
            "content" => Illuminate\Database\Eloquent\Collection {#1296}
            "next" => array:2 [
              "refs" => "1612349"
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            ]
            "previous" => array:2 [
              "refs" => "1612347"
              "type" => "task"
            ]
            "book" => Illuminate\Database\Eloquent\Collection {#1278}
            "page" => array:2 [
              "refs" => "1613118"
              "type" => "book_page"
            ]
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            0 => "*"
          ]
        }
        10 => App\Models\Task {#1284
          #connection: "mysql"
          #table: "tasks"
          #primaryKey: "id"
          #keyType: "int"
          +incrementing: true
          #with: []
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            "id" => 1612349
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            "field_url" => "/8-klass/fizika/gromov-uchebnik/10dokl-3"
            "field_display_title" => "3"
            "field_outside_task" => null
            "field_task_type" => Illuminate\Database\Eloquent\Collection {#1175
              #items: array:1 [
                0 => App\Models\Term {#1072}
              ]
              #escapeWhenCastingToString: false
            }
            "field_metatags_title" => null
            "field_metatags_description" => null
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            "breadcrumbs" => []
            "edition_groups" => Illuminate\Database\Eloquent\Collection {#1276
              #items: []
              #escapeWhenCastingToString: false
            }
            "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1281
              #items: array:1 [
                0 => App\Models\Branch {#1308 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "parent_branches" => Illuminate\Database\Eloquent\Collection {#1282
              #items: array:3 [
                0 => App\Models\Branch {#1308 …30}
                1 => App\Models\Branch {#1312 …30}
                2 => App\Models\Branch {#1316 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "content" => Illuminate\Database\Eloquent\Collection {#1283
              #items: array:2 [
                0 => App\Models\Element {#1248 …30}
                1 => App\Models\Element {#1162 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "next" => array:2 [
              "refs" => "1612350"
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            ]
            "previous" => array:2 [
              "refs" => "1612348"
              "type" => "task"
            ]
            "book" => Illuminate\Database\Eloquent\Collection {#1253
              #items: array:1 [
                0 => App\Models\Book {#1006}
              ]
              #escapeWhenCastingToString: false
            }
            "page" => array:2 [
              "refs" => "1613118"
              "type" => "book_page"
            ]
          ]
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            "id" => 1612349
            "created_at" => "2026-04-10 13:58:26"
            "updated_at" => null
            "field_page_start" => "45"
            "field_page_end" => null
            "field_url" => "/8-klass/fizika/gromov-uchebnik/10dokl-3"
            "field_display_title" => "3"
            "field_outside_task" => null
            "field_task_type" => Illuminate\Database\Eloquent\Collection {#1175}
            "field_metatags_title" => null
            "field_metatags_description" => null
            "field_h1" => null
            "field_description_top" => null
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            "field_match" => null
            "breadcrumbs" => []
            "edition_groups" => Illuminate\Database\Eloquent\Collection {#1276}
            "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1281}
            "parent_branches" => Illuminate\Database\Eloquent\Collection {#1282}
            "content" => Illuminate\Database\Eloquent\Collection {#1283}
            "next" => array:2 [
              "refs" => "1612350"
              "type" => "task"
            ]
            "previous" => array:2 [
              "refs" => "1612348"
              "type" => "task"
            ]
            "book" => Illuminate\Database\Eloquent\Collection {#1253}
            "page" => array:2 [
              "refs" => "1613118"
              "type" => "book_page"
            ]
          ]
          #changes: []
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          #attributeCastCache: []
          #dateFormat: null
          #appends: []
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          #touches: []
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          #guarded: array:1 [
            0 => "*"
          ]
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      ]
      #escapeWhenCastingToString: false
    }
  ]
  #original: array:21 [
    "id" => 1613118
    "created_at" => "2026-04-10 13:58:26"
    "updated_at" => null
    "field_page_start" => "45"
    "field_url" => "/8-klass/fizika/gromov-uchebnik/page-45"
    "field_display_title" => "45"
    "field_folder" => "1"
    "field_image_name" => "45"
    "field_branch_parent" => Illuminate\Database\Eloquent\Collection {#1008}
    "field_weight" => "0"
    "field_book_parent" => Illuminate\Database\Eloquent\Collection {#1042}
    "field_metatags_title" => null
    "field_metatags_description" => null
    "field_h1" => null
    "field_description_top" => null
    "field_description_bottom" => null
    "edition_groups" => Illuminate\Database\Eloquent\Collection {#1040}
    "content" => Illuminate\Database\Eloquent\Collection {#1051}
    "next" => array:2 [
      "refs" => "1613119"
      "type" => "book_page"
    ]
    "previous" => array:2 [
      "refs" => "1613117"
      "type" => "book_page"
    ]
    "tasks" => Illuminate\Database\Eloquent\Collection {#1041}
  ]
  #changes: []
  #casts: []
  #classCastCache: []
  #attributeCastCache: []
  #dateFormat: null
  #appends: []
  #dispatchesEvents: []
  #observables: []
  #relations: []
  #touches: []
  +timestamps: true
  +usesUniqueIds: false
  #hidden: []
  #visible: []
  #fillable: []
  #guarded: array:1 [
    0 => "*"
  ]
}
Физика, 8 класс Учебник, авторы: Громов Сергей Васильевич, Родина Надежда Александровна, Белага Виктория Владимировна, Ломаченков Иван Алексеевич, Панебратцев Юрий Анатольевич, издательство Просвещение, Москва, 2018, страница 45
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