Страница 25 - 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 25

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" => 1613098
    "created_at" => "2026-04-10 13:58:26"
    "updated_at" => null
    "field_page_start" => "25"
    "field_url" => "/8-klass/fizika/gromov-uchebnik/page-25"
    "field_display_title" => "25"
    "field_folder" => "1"
    "field_image_name" => "25"
    "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"
                  +incrementing: false
                  #with: []
                  #withCount: []
                  +preventsLazyLoading: false
                  #perPage: 15
                  +exists: true
                  +wasRecentlyCreated: false
                  #escapeWhenCastingToString: false
                  #attributes: array:10 [ …10]
                  #original: array:10 [ …10]
                  #changes: []
                  #casts: []
                  #classCastCache: []
                  #attributeCastCache: []
                  #dateFormat: null
                  #appends: []
                  #dispatchesEvents: []
                  #observables: []
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                  #touches: []
                  +timestamps: true
                  +usesUniqueIds: false
                  #hidden: []
                  #visible: []
                  #fillable: []
                  #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
                  #with: []
                  #withCount: []
                  +preventsLazyLoading: false
                  #perPage: 15
                  +exists: true
                  +wasRecentlyCreated: false
                  #escapeWhenCastingToString: false
                  #attributes: array:6 [ …6]
                  #original: array:6 [ …6]
                  #changes: []
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                  #attributeCastCache: []
                  #dateFormat: null
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                  #dispatchesEvents: []
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                  #touches: []
                  +timestamps: true
                  +usesUniqueIds: false
                  #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
                  #with: []
                  #withCount: []
                  +preventsLazyLoading: false
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                  +exists: true
                  +wasRecentlyCreated: false
                  #escapeWhenCastingToString: false
                  #attributes: array:6 [ …6]
                  #original: array:6 [ …6]
                  #changes: []
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                  #attributeCastCache: []
                  #dateFormat: null
                  #appends: []
                  #dispatchesEvents: []
                  #observables: []
                  #relations: []
                  #touches: []
                  +timestamps: true
                  +usesUniqueIds: false
                  #hidden: []
                  #visible: []
                  #fillable: []
                  #guarded: array:1 [ …1]
                }
              ]
              #escapeWhenCastingToString: false
            }
            "field_author" => Illuminate\Database\Eloquent\Collection {#1014
              #items: array:5 [
                0 => App\Models\Term {#1015
                  #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: []
                  #casts: []
                  #classCastCache: []
                  #attributeCastCache: []
                  #dateFormat: null
                  #appends: []
                  #dispatchesEvents: []
                  #observables: []
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                  #touches: []
                  +timestamps: true
                  +usesUniqueIds: false
                  #hidden: []
                  #visible: []
                  #fillable: []
                  #guarded: array:1 [ …1]
                }
                1 => App\Models\Term {#1016
                  #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: []
                  #casts: []
                  #classCastCache: []
                  #attributeCastCache: []
                  #dateFormat: null
                  #appends: []
                  #dispatchesEvents: []
                  #observables: []
                  #relations: []
                  #touches: []
                  +timestamps: true
                  +usesUniqueIds: false
                  #hidden: []
                  #visible: []
                  #fillable: []
                  #guarded: array:1 [ …1]
                }
                2 => App\Models\Term {#1017
                  #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: []
                  #casts: []
                  #classCastCache: []
                  #attributeCastCache: []
                  #dateFormat: null
                  #appends: []
                  #dispatchesEvents: []
                  #observables: []
                  #relations: []
                  #touches: []
                  +timestamps: true
                  +usesUniqueIds: false
                  #hidden: []
                  #visible: []
                  #fillable: []
                  #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: []
                  #casts: []
                  #classCastCache: []
                  #attributeCastCache: []
                  #dateFormat: null
                  #appends: []
                  #dispatchesEvents: []
                  #observables: []
                  #relations: []
                  #touches: []
                  +timestamps: true
                  +usesUniqueIds: false
                  #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: []
                  #casts: []
                  #classCastCache: []
                  #attributeCastCache: []
                  #dateFormat: null
                  #appends: []
                  #dispatchesEvents: []
                  #observables: []
                  #relations: []
                  #touches: []
                  +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
                  +exists: true
                  +wasRecentlyCreated: false
                  #escapeWhenCastingToString: false
                  #attributes: array:10 [ …10]
                  #original: array:10 [ …10]
                  #changes: []
                  #casts: []
                  #classCastCache: []
                  #attributeCastCache: []
                  #dateFormat: null
                  #appends: []
                  #dispatchesEvents: []
                  #observables: []
                  #relations: []
                  #touches: []
                  +timestamps: true
                  +usesUniqueIds: false
                  #hidden: []
                  #visible: []
                  #fillable: []
                  #guarded: array:1 [ …1]
                }
              ]
              #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"
                  +incrementing: false
                  #with: []
                  #withCount: []
                  +preventsLazyLoading: false
                  #perPage: 15
                  +exists: true
                  +wasRecentlyCreated: false
                  #escapeWhenCastingToString: false
                  #attributes: array:6 [ …6]
                  #original: array:6 [ …6]
                  #changes: []
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                  #attributeCastCache: []
                  #dateFormat: null
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                  #touches: []
                  +timestamps: true
                  +usesUniqueIds: false
                  #hidden: []
                  #visible: []
                  #fillable: []
                  #guarded: array:1 [ …1]
                }
              ]
              #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
                  #perPage: 15
                  +exists: true
                  +wasRecentlyCreated: false
                  #escapeWhenCastingToString: false
                  #attributes: array:6 [ …6]
                  #original: array:6 [ …6]
                  #changes: []
                  #casts: []
                  #classCastCache: []
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                  #dateFormat: null
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                  #touches: []
                  +timestamps: true
                  +usesUniqueIds: false
                  #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"
                  #keyType: "int"
                  +incrementing: false
                  #with: []
                  #withCount: []
                  +preventsLazyLoading: false
                  #perPage: 15
                  +exists: true
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                  #escapeWhenCastingToString: false
                  #attributes: array:8 [ …8]
                  #original: array:8 [ …8]
                  #changes: []
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                  #dateFormat: null
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                  +timestamps: true
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                  #hidden: []
                  #visible: []
                  #fillable: []
                  #guarded: array:1 [ …1]
                }
              ]
              #escapeWhenCastingToString: false
            }
            "field_umk" => Illuminate\Database\Eloquent\Collection {#1029
              #items: []
              #escapeWhenCastingToString: false
            }
            "field_level_of_education" => Illuminate\Database\Eloquent\Collection {#1030
              #items: []
              #escapeWhenCastingToString: false
            }
            "field_standart_of_education" => Illuminate\Database\Eloquent\Collection {#1031
              #items: array:1 [
                0 => App\Models\Term {#1032
                  #connection: "mysql"
                  #table: "terms"
                  #primaryKey: "id"
                  #keyType: "int"
                  +incrementing: false
                  #with: []
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                  +preventsLazyLoading: false
                  #perPage: 15
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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_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
            }
            "field_under_the_edition_degree" => null
            "field_cover_description" => null
            "field_publication_year" => "2018"
            "field_publication_year_until" => null
            "field_part" => ""
            "field_part_writing" => ""
            "field_second_foreign_language" => null
            "field_for_whom" => "Учебное пособие для общеобразовательных организаций"
            "field_allowed" => null
            "field_reserve_field" => null
            "field_link_to_source" => null
            "field_tasks_count" => "830"
            "field_priority" => null
            "field_default_folder" => "/fizika_08/gromov-u/"
            "field_isbn" => "978-5-09-052825-2"
            "field_cover" => array:1 [
              0 => "/media/fizika_08/gromov-u/covers/cover1.webp?ts=1763397517"
            ]
            "field_cover_alts" => array:1 [
              0 => ""
            ]
            "field_covers" => array:1 [
              0 => array:4 [
                "path" => "/media/fizika_08/gromov-u/covers/cover1.webp?ts=1763397517"
                "alt" => ""
                "width" => "1881"
                "height" => "2469"
              ]
            ]
            "field_popular_book" => "0"
            "field_recommended_books" => Illuminate\Database\Eloquent\Collection {#1035
              #items: []
              #escapeWhenCastingToString: false
            }
            "field_new_book" => Illuminate\Database\Eloquent\Collection {#1036
              #items: []
              #escapeWhenCastingToString: false
            }
            "field_old_book" => Illuminate\Database\Eloquent\Collection {#1037
              #items: []
              #escapeWhenCastingToString: false
            }
            "field_url" => "/8-klass/fizika/gromov-uchebnik"
            "field_cover_color" => Illuminate\Database\Eloquent\Collection {#1038
              #items: array:1 [
                0 => App\Models\Term {#1039
                  #connection: "mysql"
                  #table: "terms"
                  #primaryKey: "id"
                  #keyType: "int"
                  +incrementing: false
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                  +preventsLazyLoading: false
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                  +exists: true
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                  #attributes: array:6 [ …6]
                  #original: array:6 [ …6]
                  #changes: []
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                  #touches: []
                   …6
                }
              ]
              #escapeWhenCastingToString: false
            }
            "field_metatags_title" => null
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            "breadcrumbs" => array:3 [
              "class" => 379
              "subject" => 556
              "class_subject" => 492
            ]
          ]
          #original: 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}
            "field_class" => Illuminate\Database\Eloquent\Collection {#1010}
            "field_publisher" => Illuminate\Database\Eloquent\Collection {#1012}
            "field_author" => Illuminate\Database\Eloquent\Collection {#1014}
            "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}
            "field_level_of_education" => Illuminate\Database\Eloquent\Collection {#1030}
            "field_standart_of_education" => Illuminate\Database\Eloquent\Collection {#1031}
            "field_publication_number" => null
            "field_publication_type" => Illuminate\Database\Eloquent\Collection {#1033}
            "field_under_the_edition" => Illuminate\Database\Eloquent\Collection {#1034}
            "field_under_the_edition_degree" => null
            "field_cover_description" => null
            "field_publication_year" => "2018"
            "field_publication_year_until" => null
            "field_part" => ""
            "field_part_writing" => ""
            "field_second_foreign_language" => null
            "field_for_whom" => "Учебное пособие для общеобразовательных организаций"
            "field_allowed" => null
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            "field_link_to_source" => null
            "field_tasks_count" => "830"
            "field_priority" => null
            "field_default_folder" => "/fizika_08/gromov-u/"
            "field_isbn" => "978-5-09-052825-2"
            "field_cover" => array:1 [
              0 => "/media/fizika_08/gromov-u/covers/cover1.webp?ts=1763397517"
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              0 => ""
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                "height" => "2469"
              ]
            ]
            "field_popular_book" => "0"
            "field_recommended_books" => Illuminate\Database\Eloquent\Collection {#1035}
            "field_new_book" => Illuminate\Database\Eloquent\Collection {#1036}
            "field_old_book" => Illuminate\Database\Eloquent\Collection {#1037}
            "field_url" => "/8-klass/fizika/gromov-uchebnik"
            "field_cover_color" => Illuminate\Database\Eloquent\Collection {#1038}
            "field_metatags_title" => null
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            "field_description_bottom" => null
            "breadcrumbs" => array:3 [
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              "subject" => 556
              "class_subject" => 492
            ]
          ]
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    "edition_groups" => Illuminate\Database\Eloquent\Collection {#1040
      #items: []
      #escapeWhenCastingToString: false
    }
    "content" => Illuminate\Database\Eloquent\Collection {#1051
      #items: array:1 [
        0 => App\Models\Element {#1050
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          #attributes: array:6 [
            "id" => 1850809
            "created_at" => "2026-04-10 13:58:26"
            "updated_at" => null
            "edition" => Illuminate\Database\Eloquent\Collection {#1060
              #items: array:1 [
                0 => App\Models\Edition {#1052 …30}
              ]
              #escapeWhenCastingToString: false
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            "book_page" => array:2 [
              "refs" => "1613098"
              "type" => "book_page"
            ]
            "img" => array:1 [
              0 => array:5 [
                "name" => "25-1.jpg"
                "alt" => null
                "width" => "1878"
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            "parent_branches" => Illuminate\Database\Eloquent\Collection {#1124
              #items: array:3 [
                0 => App\Models\Branch {#1134 …30}
                1 => App\Models\Branch {#1138 …30}
                2 => App\Models\Branch {#1143 …30}
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            "content" => Illuminate\Database\Eloquent\Collection {#1079
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                1 => App\Models\Element {#1115 …30}
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            "book" => Illuminate\Database\Eloquent\Collection {#1119
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        1 => App\Models\Task {#1122
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            "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1120
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            }
            "parent_branches" => Illuminate\Database\Eloquent\Collection {#1083
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                1 => App\Models\Branch {#1138 …30}
                2 => App\Models\Branch {#1143 …30}
              ]
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            "content" => Illuminate\Database\Eloquent\Collection {#1081
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                1 => App\Models\Element {#1097 …30}
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            "book" => Illuminate\Database\Eloquent\Collection {#1102
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        2 => App\Models\Task {#1107
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            "field_task_type" => Illuminate\Database\Eloquent\Collection {#1121
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            "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1103
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                0 => App\Models\Branch {#1134 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "parent_branches" => Illuminate\Database\Eloquent\Collection {#1216
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                0 => App\Models\Branch {#1226 …30}
                1 => App\Models\Branch {#1230 …30}
                2 => App\Models\Branch {#1234 …30}
              ]
              #escapeWhenCastingToString: false
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            "content" => Illuminate\Database\Eloquent\Collection {#1172
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                0 => App\Models\Element {#1205 …30}
                1 => App\Models\Element {#1203 …30}
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            "book" => Illuminate\Database\Eloquent\Collection {#1207
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            "field_display_title" => "1"
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            "book" => Illuminate\Database\Eloquent\Collection {#1207}
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            0 => "*"
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        }
        3 => App\Models\Task {#1209
          #connection: "mysql"
          #table: "tasks"
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          #keyType: "int"
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          #with: []
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            "created_at" => "2026-04-10 13:58:26"
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            "field_url" => "/8-klass/fizika/gromov-uchebnik/04vopr-2"
            "field_display_title" => "2"
            "field_outside_task" => null
            "field_task_type" => Illuminate\Database\Eloquent\Collection {#1223
              #items: array:1 [
                0 => App\Models\Term {#1075 …30}
              ]
              #escapeWhenCastingToString: false
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            "field_metatags_title" => null
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            "breadcrumbs" => []
            "edition_groups" => Illuminate\Database\Eloquent\Collection {#1206
              #items: []
              #escapeWhenCastingToString: false
            }
            "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1213
              #items: array:1 [
                0 => App\Models\Branch {#1226 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "parent_branches" => Illuminate\Database\Eloquent\Collection {#1210
              #items: array:3 [
                0 => App\Models\Branch {#1226 …30}
                1 => App\Models\Branch {#1230 …30}
                2 => App\Models\Branch {#1234 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "content" => Illuminate\Database\Eloquent\Collection {#1214
              #items: array:2 [
                0 => App\Models\Element {#1195 …30}
                1 => App\Models\Element {#1193 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "next" => array:2 [
              "refs" => "1612290"
              "type" => "task"
            ]
            "previous" => array:2 [
              "refs" => "1612288"
              "type" => "task"
            ]
            "book" => Illuminate\Database\Eloquent\Collection {#1196
              #items: array:1 [
                0 => App\Models\Book {#1006}
              ]
              #escapeWhenCastingToString: false
            }
            "page" => array:2 [
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            ]
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            "created_at" => "2026-04-10 13:58:26"
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            "field_page_end" => null
            "field_url" => "/8-klass/fizika/gromov-uchebnik/04vopr-2"
            "field_display_title" => "2"
            "field_outside_task" => null
            "field_task_type" => Illuminate\Database\Eloquent\Collection {#1223}
            "field_metatags_title" => null
            "field_metatags_description" => null
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            "breadcrumbs" => []
            "edition_groups" => Illuminate\Database\Eloquent\Collection {#1206}
            "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1213}
            "parent_branches" => Illuminate\Database\Eloquent\Collection {#1210}
            "content" => Illuminate\Database\Eloquent\Collection {#1214}
            "next" => array:2 [
              "refs" => "1612290"
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            ]
            "previous" => array:2 [
              "refs" => "1612288"
              "type" => "task"
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            "book" => Illuminate\Database\Eloquent\Collection {#1196}
            "page" => array:2 [
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              "type" => "book_page"
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          #dateFormat: null
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          #visible: []
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            0 => "*"
          ]
        }
        4 => App\Models\Task {#1202
          #connection: "mysql"
          #table: "tasks"
          #primaryKey: "id"
          #keyType: "int"
          +incrementing: true
          #with: []
          #withCount: []
          +preventsLazyLoading: false
          #perPage: 15
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          #escapeWhenCastingToString: false
          #attributes: array:24 [
            "id" => 1612290
            "created_at" => "2026-04-10 13:58:26"
            "updated_at" => null
            "field_page_start" => "25"
            "field_page_end" => null
            "field_url" => "/8-klass/fizika/gromov-uchebnik/04vopr-3"
            "field_display_title" => "3"
            "field_outside_task" => null
            "field_task_type" => Illuminate\Database\Eloquent\Collection {#1176
              #items: array:1 [
                0 => App\Models\Term {#1075 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "field_metatags_title" => null
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            "field_h1" => null
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            "breadcrumbs" => []
            "edition_groups" => Illuminate\Database\Eloquent\Collection {#1194
              #items: []
              #escapeWhenCastingToString: false
            }
            "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1199
              #items: array:1 [
                0 => App\Models\Branch {#1226 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "parent_branches" => Illuminate\Database\Eloquent\Collection {#1200
              #items: array:3 [
                0 => App\Models\Branch {#1226 …30}
                1 => App\Models\Branch {#1230 …30}
                2 => App\Models\Branch {#1234 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "content" => Illuminate\Database\Eloquent\Collection {#1201
              #items: array:2 [
                0 => App\Models\Element {#1182 …30}
                1 => App\Models\Element {#1180 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "next" => array:2 [
              "refs" => "1612291"
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            "previous" => array:2 [
              "refs" => "1612289"
              "type" => "task"
            ]
            "book" => Illuminate\Database\Eloquent\Collection {#1185
              #items: array:1 [
                0 => App\Models\Book {#1006}
              ]
              #escapeWhenCastingToString: false
            }
            "page" => array:2 [
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            ]
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            "id" => 1612290
            "created_at" => "2026-04-10 13:58:26"
            "updated_at" => null
            "field_page_start" => "25"
            "field_page_end" => null
            "field_url" => "/8-klass/fizika/gromov-uchebnik/04vopr-3"
            "field_display_title" => "3"
            "field_outside_task" => null
            "field_task_type" => Illuminate\Database\Eloquent\Collection {#1176}
            "field_metatags_title" => null
            "field_metatags_description" => null
            "field_h1" => null
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            "breadcrumbs" => []
            "edition_groups" => Illuminate\Database\Eloquent\Collection {#1194}
            "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1199}
            "parent_branches" => Illuminate\Database\Eloquent\Collection {#1200}
            "content" => Illuminate\Database\Eloquent\Collection {#1201}
            "next" => array:2 [
              "refs" => "1612291"
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            ]
            "previous" => array:2 [
              "refs" => "1612289"
              "type" => "task"
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            "book" => Illuminate\Database\Eloquent\Collection {#1185}
            "page" => array:2 [
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              "type" => "book_page"
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            0 => "*"
          ]
        }
        5 => App\Models\Task {#1191
          #connection: "mysql"
          #table: "tasks"
          #primaryKey: "id"
          #keyType: "int"
          +incrementing: true
          #with: []
          #withCount: []
          +preventsLazyLoading: false
          #perPage: 15
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          #escapeWhenCastingToString: false
          #attributes: array:24 [
            "id" => 1612291
            "created_at" => "2026-04-10 13:58:26"
            "updated_at" => null
            "field_page_start" => "25"
            "field_page_end" => null
            "field_url" => "/8-klass/fizika/gromov-uchebnik/04vopr-4"
            "field_display_title" => "4"
            "field_outside_task" => null
            "field_task_type" => Illuminate\Database\Eloquent\Collection {#1198
              #items: array:1 [
                0 => App\Models\Term {#1075 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "field_metatags_title" => null
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            "field_h1" => null
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            "edition_groups" => Illuminate\Database\Eloquent\Collection {#1181
              #items: []
              #escapeWhenCastingToString: false
            }
            "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1187
              #items: array:1 [
                0 => App\Models\Branch {#1226 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "parent_branches" => Illuminate\Database\Eloquent\Collection {#1189
              #items: array:3 [
                0 => App\Models\Branch {#1226 …30}
                1 => App\Models\Branch {#1230 …30}
                2 => App\Models\Branch {#1234 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "content" => Illuminate\Database\Eloquent\Collection {#1183
              #items: array:2 [
                0 => App\Models\Element {#1095 …30}
                1 => App\Models\Element {#1169 …30}
              ]
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            }
            "next" => array:2 [
              "refs" => "1612292"
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            "previous" => array:2 [
              "refs" => "1612290"
              "type" => "task"
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            "book" => Illuminate\Database\Eloquent\Collection {#1174
              #items: array:1 [
                0 => App\Models\Book {#1006}
              ]
              #escapeWhenCastingToString: false
            }
            "page" => array:2 [
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            "created_at" => "2026-04-10 13:58:26"
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            "field_page_end" => null
            "field_url" => "/8-klass/fizika/gromov-uchebnik/04vopr-4"
            "field_display_title" => "4"
            "field_outside_task" => null
            "field_task_type" => Illuminate\Database\Eloquent\Collection {#1198}
            "field_metatags_title" => null
            "field_metatags_description" => null
            "field_h1" => null
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            "breadcrumbs" => []
            "edition_groups" => Illuminate\Database\Eloquent\Collection {#1181}
            "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1187}
            "parent_branches" => Illuminate\Database\Eloquent\Collection {#1189}
            "content" => Illuminate\Database\Eloquent\Collection {#1183}
            "next" => array:2 [
              "refs" => "1612292"
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            "previous" => array:2 [
              "refs" => "1612290"
              "type" => "task"
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            "book" => Illuminate\Database\Eloquent\Collection {#1174}
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              "type" => "book_page"
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            0 => "*"
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        6 => App\Models\Task {#1178
          #connection: "mysql"
          #table: "tasks"
          #primaryKey: "id"
          #keyType: "int"
          +incrementing: true
          #with: []
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          #attributes: array:24 [
            "id" => 1612292
            "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/04vopr-5"
            "field_display_title" => "5"
            "field_outside_task" => null
            "field_task_type" => Illuminate\Database\Eloquent\Collection {#1186
              #items: array:1 [
                0 => App\Models\Term {#1075 …30}
              ]
              #escapeWhenCastingToString: false
            }
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            "edition_groups" => Illuminate\Database\Eloquent\Collection {#1171
              #items: []
              #escapeWhenCastingToString: false
            }
            "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1175
              #items: array:1 [
                0 => App\Models\Branch {#1226 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "parent_branches" => Illuminate\Database\Eloquent\Collection {#1211
              #items: array:3 [
                0 => App\Models\Branch {#1226 …30}
                1 => App\Models\Branch {#1230 …30}
                2 => App\Models\Branch {#1234 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "content" => Illuminate\Database\Eloquent\Collection {#1212
              #items: array:2 [
                0 => App\Models\Element {#1161 …30}
                1 => App\Models\Element {#1158 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "next" => array:2 [
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            "previous" => array:2 [
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              "type" => "task"
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            "book" => Illuminate\Database\Eloquent\Collection {#1164
              #items: array:1 [
                0 => App\Models\Book {#1006}
              ]
              #escapeWhenCastingToString: false
            }
            "page" => array:2 [
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            "id" => 1612292
            "created_at" => "2026-04-10 13:58:26"
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            "field_page_start" => "25"
            "field_page_end" => null
            "field_url" => "/8-klass/fizika/gromov-uchebnik/04vopr-5"
            "field_display_title" => "5"
            "field_outside_task" => null
            "field_task_type" => Illuminate\Database\Eloquent\Collection {#1186}
            "field_metatags_title" => null
            "field_metatags_description" => null
            "field_h1" => null
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            "edition_groups" => Illuminate\Database\Eloquent\Collection {#1171}
            "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1175}
            "parent_branches" => Illuminate\Database\Eloquent\Collection {#1211}
            "content" => Illuminate\Database\Eloquent\Collection {#1212}
            "next" => array:2 [
              "refs" => "1612293"
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            "previous" => array:2 [
              "refs" => "1612291"
              "type" => "task"
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            "book" => Illuminate\Database\Eloquent\Collection {#1164}
            "page" => array:2 [
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              "type" => "book_page"
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            0 => "*"
          ]
        }
        7 => App\Models\Task {#1168
          #connection: "mysql"
          #table: "tasks"
          #primaryKey: "id"
          #keyType: "int"
          +incrementing: true
          #with: []
          #withCount: []
          +preventsLazyLoading: false
          #perPage: 15
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          #attributes: array:24 [
            "id" => 1612293
            "created_at" => "2026-04-10 13:58:26"
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            "field_url" => "/8-klass/fizika/gromov-uchebnik/04vopr-6"
            "field_display_title" => "6"
            "field_outside_task" => null
            "field_task_type" => Illuminate\Database\Eloquent\Collection {#1173
              #items: array:1 [
                0 => App\Models\Term {#1075 …30}
              ]
              #escapeWhenCastingToString: false
            }
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            "field_metatags_description" => null
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            "edition_groups" => Illuminate\Database\Eloquent\Collection {#1163
              #items: []
              #escapeWhenCastingToString: false
            }
            "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1165
              #items: array:1 [
                0 => App\Models\Branch {#1226 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "parent_branches" => Illuminate\Database\Eloquent\Collection {#1167
              #items: array:3 [
                0 => App\Models\Branch {#1226 …30}
                1 => App\Models\Branch {#1230 …30}
                2 => App\Models\Branch {#1234 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "content" => Illuminate\Database\Eloquent\Collection {#1166
              #items: array:2 [
                0 => App\Models\Element {#1126 …30}
                1 => App\Models\Element {#1132 …30}
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            }
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              "type" => "task"
            ]
            "book" => Illuminate\Database\Eloquent\Collection {#1146
              #items: array:1 [
                0 => App\Models\Book {#1006}
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              #escapeWhenCastingToString: false
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            "page" => array:2 [
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            "field_page_end" => null
            "field_url" => "/8-klass/fizika/gromov-uchebnik/04vopr-6"
            "field_display_title" => "6"
            "field_outside_task" => null
            "field_task_type" => Illuminate\Database\Eloquent\Collection {#1173}
            "field_metatags_title" => null
            "field_metatags_description" => null
            "field_h1" => null
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            "edition_groups" => Illuminate\Database\Eloquent\Collection {#1163}
            "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1165}
            "parent_branches" => Illuminate\Database\Eloquent\Collection {#1167}
            "content" => Illuminate\Database\Eloquent\Collection {#1166}
            "next" => array:2 [
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            "book" => Illuminate\Database\Eloquent\Collection {#1146}
            "page" => array:2 [
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              "type" => "book_page"
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          #dateFormat: null
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          #touches: []
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            0 => "*"
          ]
        }
        8 => App\Models\Task {#1151
          #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" => 1612294
            "created_at" => "2026-04-10 13:58:26"
            "updated_at" => null
            "field_page_start" => "25"
            "field_page_end" => null
            "field_url" => "/8-klass/fizika/gromov-uchebnik/04vopr-7"
            "field_display_title" => "7"
            "field_outside_task" => null
            "field_task_type" => Illuminate\Database\Eloquent\Collection {#1129
              #items: array:1 [
                0 => App\Models\Term {#1075 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "field_metatags_title" => null
            "field_metatags_description" => null
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            "breadcrumbs" => []
            "edition_groups" => Illuminate\Database\Eloquent\Collection {#1123
              #items: []
              #escapeWhenCastingToString: false
            }
            "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1148
              #items: array:1 [
                0 => App\Models\Branch {#1226 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "parent_branches" => Illuminate\Database\Eloquent\Collection {#1149
              #items: array:3 [
                0 => App\Models\Branch {#1226 …30}
                1 => App\Models\Branch {#1230 …30}
                2 => App\Models\Branch {#1234 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "content" => Illuminate\Database\Eloquent\Collection {#1150
              #items: array:2 [
                0 => App\Models\Element {#1217 …30}
                1 => App\Models\Element {#1222 …30}
              ]
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            }
            "next" => array:2 [
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            "previous" => array:2 [
              "refs" => "1612293"
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            "book" => Illuminate\Database\Eloquent\Collection {#1084
              #items: array:1 [
                0 => App\Models\Book {#1006}
              ]
              #escapeWhenCastingToString: false
            }
            "page" => array:2 [
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            ]
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            "created_at" => "2026-04-10 13:58:26"
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            "field_page_start" => "25"
            "field_page_end" => null
            "field_url" => "/8-klass/fizika/gromov-uchebnik/04vopr-7"
            "field_display_title" => "7"
            "field_outside_task" => null
            "field_task_type" => Illuminate\Database\Eloquent\Collection {#1129}
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            "edition_groups" => Illuminate\Database\Eloquent\Collection {#1123}
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            "parent_branches" => Illuminate\Database\Eloquent\Collection {#1149}
            "content" => Illuminate\Database\Eloquent\Collection {#1150}
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              "type" => "task"
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            "book" => Illuminate\Database\Eloquent\Collection {#1084}
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            0 => "*"
          ]
        }
        9 => App\Models\Task {#1080
          #connection: "mysql"
          #table: "tasks"
          #primaryKey: "id"
          #keyType: "int"
          +incrementing: true
          #with: []
          #withCount: []
          +preventsLazyLoading: false
          #perPage: 15
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          #escapeWhenCastingToString: false
          #attributes: array:24 [
            "id" => 1612295
            "created_at" => "2026-04-10 13:58:26"
            "updated_at" => null
            "field_page_start" => "25"
            "field_page_end" => null
            "field_url" => "/8-klass/fizika/gromov-uchebnik/04vopr-8"
            "field_display_title" => "8"
            "field_outside_task" => null
            "field_task_type" => Illuminate\Database\Eloquent\Collection {#1147
              #items: array:1 [
                0 => App\Models\Term {#1075 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "field_metatags_title" => null
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            "edition_groups" => Illuminate\Database\Eloquent\Collection {#1104
              #items: []
              #escapeWhenCastingToString: false
            }
            "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1076
              #items: array:1 [
                0 => App\Models\Branch {#1226 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "parent_branches" => Illuminate\Database\Eloquent\Collection {#1125
              #items: array:3 [
                0 => App\Models\Branch {#1226 …30}
                1 => App\Models\Branch {#1230 …30}
                2 => App\Models\Branch {#1234 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "content" => Illuminate\Database\Eloquent\Collection {#1082
              #items: array:2 [
                0 => App\Models\Element {#1242 …30}
                1 => App\Models\Element {#1244 …30}
              ]
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            }
            "next" => array:2 [
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            "previous" => array:2 [
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              "type" => "task"
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            "book" => Illuminate\Database\Eloquent\Collection {#1239
              #items: array:1 [
                0 => App\Models\Book {#1006}
              ]
              #escapeWhenCastingToString: false
            }
            "page" => array:2 [
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            "created_at" => "2026-04-10 13:58:26"
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            "field_page_end" => null
            "field_url" => "/8-klass/fizika/gromov-uchebnik/04vopr-8"
            "field_display_title" => "8"
            "field_outside_task" => null
            "field_task_type" => Illuminate\Database\Eloquent\Collection {#1147}
            "field_metatags_title" => null
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            "breadcrumbs" => []
            "edition_groups" => Illuminate\Database\Eloquent\Collection {#1104}
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            "parent_branches" => Illuminate\Database\Eloquent\Collection {#1125}
            "content" => Illuminate\Database\Eloquent\Collection {#1082}
            "next" => array:2 [
              "refs" => "1612296"
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            "previous" => array:2 [
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              "type" => "task"
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            "book" => Illuminate\Database\Eloquent\Collection {#1239}
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              "type" => "book_page"
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            0 => "*"
          ]
        }
        10 => App\Models\Task {#1220
          #connection: "mysql"
          #table: "tasks"
          #primaryKey: "id"
          #keyType: "int"
          +incrementing: true
          #with: []
          #withCount: []
          +preventsLazyLoading: false
          #perPage: 15
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          #escapeWhenCastingToString: false
          #attributes: array:24 [
            "id" => 1612296
            "created_at" => "2026-04-10 13:58:26"
            "updated_at" => null
            "field_page_start" => "25"
            "field_page_end" => null
            "field_url" => "/8-klass/fizika/gromov-uchebnik/04vopr-9"
            "field_display_title" => "9"
            "field_outside_task" => null
            "field_task_type" => Illuminate\Database\Eloquent\Collection {#1093
              #items: array:1 [
                0 => App\Models\Term {#1075 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "field_metatags_title" => null
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            "edition_groups" => Illuminate\Database\Eloquent\Collection {#1241
              #items: []
              #escapeWhenCastingToString: false
            }
            "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1219
              #items: array:1 [
                0 => App\Models\Branch {#1226 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "parent_branches" => Illuminate\Database\Eloquent\Collection {#1218
              #items: array:3 [
                0 => App\Models\Branch {#1226 …30}
                1 => App\Models\Branch {#1230 …30}
                2 => App\Models\Branch {#1234 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "content" => Illuminate\Database\Eloquent\Collection {#1221
              #items: array:2 [
                0 => App\Models\Element {#1254 …30}
                1 => App\Models\Element {#1256 …30}
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              "type" => "task"
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            "book" => Illuminate\Database\Eloquent\Collection {#1251
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                0 => App\Models\Book {#1006}
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              #escapeWhenCastingToString: false
            }
            "page" => array:2 [
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            "field_page_end" => null
            "field_url" => "/8-klass/fizika/gromov-uchebnik/04vopr-9"
            "field_display_title" => "9"
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            "field_task_type" => Illuminate\Database\Eloquent\Collection {#1093}
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            "parent_branches" => Illuminate\Database\Eloquent\Collection {#1218}
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            "book" => Illuminate\Database\Eloquent\Collection {#1251}
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        11 => App\Models\Task {#1246
          #connection: "mysql"
          #table: "tasks"
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            "field_outside_task" => null
            "field_task_type" => Illuminate\Database\Eloquent\Collection {#1238
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            "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1249
              #items: array:1 [
                0 => App\Models\Branch {#1226 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "parent_branches" => Illuminate\Database\Eloquent\Collection {#1247
              #items: array:3 [
                0 => App\Models\Branch {#1226 …30}
                1 => App\Models\Branch {#1230 …30}
                2 => App\Models\Branch {#1234 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "content" => Illuminate\Database\Eloquent\Collection {#1248
              #items: array:2 [
                0 => App\Models\Element {#1266 …30}
                1 => App\Models\Element {#1268 …30}
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            "book" => Illuminate\Database\Eloquent\Collection {#1263
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                0 => App\Models\Book {#1006}
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              #escapeWhenCastingToString: false
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            "page" => array:2 [
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            "field_page_end" => null
            "field_url" => "/8-klass/fizika/gromov-uchebnik/04vopr-10"
            "field_display_title" => "10"
            "field_outside_task" => null
            "field_task_type" => Illuminate\Database\Eloquent\Collection {#1238}
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            "parent_branches" => Illuminate\Database\Eloquent\Collection {#1247}
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            "book" => Illuminate\Database\Eloquent\Collection {#1263}
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        12 => App\Models\Task {#1258
          #connection: "mysql"
          #table: "tasks"
          #primaryKey: "id"
          #keyType: "int"
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            "field_outside_task" => null
            "field_task_type" => Illuminate\Database\Eloquent\Collection {#1250
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              #escapeWhenCastingToString: false
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            "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1261
              #items: array:1 [
                0 => App\Models\Branch {#1226 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "parent_branches" => Illuminate\Database\Eloquent\Collection {#1349
              #items: array:3 [
                0 => App\Models\Branch {#1359 …30}
                1 => App\Models\Branch {#1363 …30}
                2 => App\Models\Branch {#1367 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "content" => Illuminate\Database\Eloquent\Collection {#1305
              #items: array:2 [
                0 => App\Models\Element {#1338 …30}
                1 => App\Models\Element {#1336 …30}
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            "book" => Illuminate\Database\Eloquent\Collection {#1340
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              #escapeWhenCastingToString: false
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            "field_url" => "/8-klass/fizika/gromov-uchebnik/04dokl-1"
            "field_display_title" => "1"
            "field_outside_task" => null
            "field_task_type" => Illuminate\Database\Eloquent\Collection {#1250}
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            "book" => Illuminate\Database\Eloquent\Collection {#1340}
            "page" => array:2 [
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            0 => "*"
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        13 => App\Models\Task {#1342
          #connection: "mysql"
          #table: "tasks"
          #primaryKey: "id"
          #keyType: "int"
          +incrementing: true
          #with: []
          #withCount: []
          +preventsLazyLoading: false
          #perPage: 15
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          #escapeWhenCastingToString: false
          #attributes: array:24 [
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            "created_at" => "2026-04-10 13:58:26"
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            "field_url" => "/8-klass/fizika/gromov-uchebnik/04dokl-2"
            "field_display_title" => "2"
            "field_outside_task" => null
            "field_task_type" => Illuminate\Database\Eloquent\Collection {#1356
              #items: array:1 [
                0 => App\Models\Term {#1075 …30}
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              #escapeWhenCastingToString: false
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            "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1346
              #items: array:1 [
                0 => App\Models\Branch {#1359 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "parent_branches" => Illuminate\Database\Eloquent\Collection {#1343
              #items: array:3 [
                0 => App\Models\Branch {#1359 …30}
                1 => App\Models\Branch {#1363 …30}
                2 => App\Models\Branch {#1367 …30}
              ]
              #escapeWhenCastingToString: false
            }
            "content" => Illuminate\Database\Eloquent\Collection {#1347
              #items: array:2 [
                0 => App\Models\Element {#1328 …30}
                1 => App\Models\Element {#1326 …30}
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            "book" => Illuminate\Database\Eloquent\Collection {#1329
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              #escapeWhenCastingToString: false
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            "content" => Illuminate\Database\Eloquent\Collection {#1347}
            "next" => array:2 [
              "refs" => "1612300"
              "type" => "task"
            ]
            "previous" => array:2 [
              "refs" => "1612298"
              "type" => "task"
            ]
            "book" => Illuminate\Database\Eloquent\Collection {#1329}
            "page" => array:2 [
              "refs" => "1613098"
              "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 => "*"
          ]
        }
      ]
      #escapeWhenCastingToString: false
    }
  ]
  #original: array:21 [
    "id" => 1613098
    "created_at" => "2026-04-10 13:58:26"
    "updated_at" => null
    "field_page_start" => "25"
    "field_url" => "/8-klass/fizika/gromov-uchebnik/page-25"
    "field_display_title" => "25"
    "field_folder" => "1"
    "field_image_name" => "25"
    "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" => "1613099"
      "type" => "book_page"
    ]
    "previous" => array:2 [
      "refs" => "1613097"
      "type" => "book_page"
    ]
    "tasks" => Illuminate\Database\Eloquent\Collection {#1044}
  ]
  #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 25
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