Номер 4, страница 109 - гдз по физике 9 класс учебник Кабардин

Физика, 9 класс Учебник, автор: Кабардин Олег Фёдорович, издательство Просвещение, Москва, 2014, радужного цвета

Авторы: Кабардин О. Ф.

Тип: Учебник

Серия: архимед

Издательство: Просвещение

Год издания: 2014 - 2026

Цвет обложки: радужный

ISBN: 978-5-09-034177-6

Квантовые явления. Параграф 24. Радиоактивность. Вопросы - номер 4, страница 109.

App\Models\Task {#1003 // resources/views/models/task/default.blade.php
  #connection: "mysql"
  #table: "tasks"
  #primaryKey: "id"
  #keyType: "int"
  +incrementing: true
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  #perPage: 15
  +exists: true
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  #escapeWhenCastingToString: false
  #attributes: array:24 [
    "id" => 1717151
    "created_at" => "2026-04-08 17:28:58"
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    "field_page_end" => null
    "field_url" => "/9-klass/fizika/kabardin-uchebnik/vopr109-4"
    "field_display_title" => "4"
    "field_outside_task" => null
    "field_task_type" => Illuminate\Database\Eloquent\Collection {#1009
      #items: array:1 [
        0 => App\Models\Term {#1008
          #connection: "mysql"
          #table: "terms"
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              "field_creative_case" => "номером"
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              "field_genitive_case" => "номера"
              "field_nominative_case" => "номер"
              "field_prepositional_case" => "номере"
            ]
            "field_short_name" => ""
          ]
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            "created_at" => "2026-04-08 17:28:58"
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          #table: "branches"
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                    "field_cover_alts" => array:1 [ …1]
                    "field_covers" => array:1 [ …1]
                    "field_popular_book" => "0"
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                    "field_cover_color" => Illuminate\Database\Eloquent\Collection {#1039 …2}
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                  ]
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                    "field_standart_of_education" => Illuminate\Database\Eloquent\Collection {#1032 …2}
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                  ]
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                      #escapeWhenCastingToString: false
                    }
                    "field_book_type" => Illuminate\Database\Eloquent\Collection {#1099
                      #items: array:1 [
                        0 => App\Models\Term {#1100
                          #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 [
                            "id" => 6671
                            "created_at" => "2026-04-08 17:28:58"
                            "updated_at" => null
                            "name" => "Учебник"
                            "field_book_type_foreign" => null
                            "field_cases" => array:6 [ …6]
                            "field_plural_form" => null
                            "field_short_name" => null
                            "field_short_name_foreign" => null
                            "field_translit" => "uchebnik"
                          ]
                          #original: array:10 [
                            "id" => 6671
                            "created_at" => "2026-04-08 17:28:58"
                            "updated_at" => null
                            "name" => "Учебник"
                            "field_book_type_foreign" => null
                            "field_cases" => array:6 [ …6]
                            "field_plural_form" => null
                            "field_short_name" => null
                            "field_short_name_foreign" => null
                            "field_translit" => "uchebnik"
                          ]
                          #changes: []
                          #casts: []
                          #classCastCache: []
                          #attributeCastCache: []
                          #dateFormat: null
                          #appends: []
                          #dispatchesEvents: []
                          #observables: []
                          #relations: []
                          #touches: []
                          +timestamps: true
                          +usesUniqueIds: false
                          #hidden: []
                          #visible: []
                          #fillable: []
                          #guarded: array:1 [
                            0 => "*"
                          ]
                        }
                      ]
                      #escapeWhenCastingToString: false
                    }
                    "field_country" => Illuminate\Database\Eloquent\Collection {#1101
                      #items: array:1 [
                        0 => App\Models\Term {#1102
                          #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 [
                            "id" => 9
                            "created_at" => "2026-04-08 17:28:58"
                            "updated_at" => null
                            "name" => "Россия"
                            "field_cases" => array:6 [ …6]
                            "field_translit" => "rossiya"
                          ]
                          #original: array:6 [
                            "id" => 9
                            "created_at" => "2026-04-08 17:28:58"
                            "updated_at" => null
                            "name" => "Россия"
                            "field_cases" => array:6 [ …6]
                            "field_translit" => "rossiya"
                          ]
                          #changes: []
                          #casts: []
                          #classCastCache: []
                          #attributeCastCache: []
                          #dateFormat: null
                          #appends: []
                          #dispatchesEvents: []
                          #observables: []
                          #relations: []
                          #touches: []
                          +timestamps: true
                          +usesUniqueIds: false
                          #hidden: []
                          #visible: []
                          #fillable: []
                          #guarded: array:1 [
                            0 => "*"
                          ]
                        }
                      ]
                      #escapeWhenCastingToString: false
                    }
                    "field_city" => Illuminate\Database\Eloquent\Collection {#1103
                      #items: array:1 [
                        0 => App\Models\Term {#1104
                          #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 [
                            "id" => 15
                            "created_at" => "2026-04-08 17:28:58"
                            "updated_at" => null
                            "name" => "Москва"
                            "field_cases" => array:6 [ …6]
                            "field_translit" => "moskva"
                          ]
                          #original: array:6 [
                            "id" => 15
                            "created_at" => "2026-04-08 17:28:58"
                            "updated_at" => null
                            "name" => "Москва"
                            "field_cases" => array:6 [ …6]
                            "field_translit" => "moskva"
                          ]
                          #changes: []
                          #casts: []
                          #classCastCache: []
                          #attributeCastCache: []
                          #dateFormat: null
                          #appends: []
                          #dispatchesEvents: []
                          #observables: []
                          #relations: []
                          #touches: []
                          +timestamps: true
                          +usesUniqueIds: false
                          #hidden: []
                          #visible: []
                          #fillable: []
                          #guarded: array:1 [
                            0 => "*"
                          ]
                        }
                      ]
                      #escapeWhenCastingToString: false
                    }
                    "field_series" => Illuminate\Database\Eloquent\Collection {#1105
                      #items: array:1 [
                        0 => App\Models\Term {#1106
                          #connection: "mysql"
                          #table: "terms"
                          #primaryKey: "id"
                          #keyType: "int"
                          +incrementing: false
                          #with: []
                          #withCount: []
                          +preventsLazyLoading: false
                          #perPage: 15
                          +exists: true
                          +wasRecentlyCreated: false
                          #escapeWhenCastingToString: false
                          #attributes: array:8 [
                            "id" => 4702
                            "created_at" => "2026-04-08 17:28:58"
                            "updated_at" => null
                            "name" => "архимед"
                            "field_cases" => null
                            "field_foreign_lang_series" => null
                            "field_transcription_eng" => null
                            "field_translit" => "arkhimed"
                          ]
                          #original: array:8 [
                            "id" => 4702
                            "created_at" => "2026-04-08 17:28:58"
                            "updated_at" => null
                            "name" => "архимед"
                            "field_cases" => null
                            "field_foreign_lang_series" => null
                            "field_transcription_eng" => null
                            "field_translit" => "arkhimed"
                          ]
                          #changes: []
                          #casts: []
                          #classCastCache: []
                          #attributeCastCache: []
                          #dateFormat: null
                          #appends: []
                          #dispatchesEvents: []
                          #observables: []
                          #relations: []
                          #touches: []
                          +timestamps: true
                          +usesUniqueIds: false
                          #hidden: []
                          #visible: []
                          #fillable: []
                          #guarded: array:1 [
                            0 => "*"
                          ]
                        }
                      ]
                      #escapeWhenCastingToString: false
                    }
                    "field_umk" => Illuminate\Database\Eloquent\Collection {#1107
                      #items: []
                      #escapeWhenCastingToString: false
                    }
                    "field_level_of_education" => Illuminate\Database\Eloquent\Collection {#1108
                      #items: []
                      #escapeWhenCastingToString: false
                    }
                    "field_standart_of_education" => Illuminate\Database\Eloquent\Collection {#1109
                      #items: array:1 [
                        0 => App\Models\Term {#1110
                          #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 [
                            "id" => 6706
                            "created_at" => "2026-04-08 17:28:58"
                            "updated_at" => null
                            "name" => "ФГОС (старый)"
                            "field_cases" => array:6 [ …6]
                            "field_color" => null
                            "field_end_year" => "2022"
                            "field_start_year" => "2019"
                            "field_translit" => "fgos-old"
                            "field_type" => null
                          ]
                          #original: array:10 [
                            "id" => 6706
                            "created_at" => "2026-04-08 17:28:58"
                            "updated_at" => null
                            "name" => "ФГОС (старый)"
                            "field_cases" => array:6 [ …6]
                            "field_color" => null
                            "field_end_year" => "2022"
                            "field_start_year" => "2019"
                            "field_translit" => "fgos-old"
                            "field_type" => null
                          ]
                          #changes: []
                          #casts: []
                          #classCastCache: []
                          #attributeCastCache: []
                          #dateFormat: null
                          #appends: []
                          #dispatchesEvents: []
                          #observables: []
                          #relations: []
                          #touches: []
                          +timestamps: true
                          +usesUniqueIds: false
                          #hidden: []
                          #visible: []
                          #fillable: []
                          #guarded: array:1 [
                            0 => "*"
                          ]
                        }
                      ]
                      #escapeWhenCastingToString: false
                    }
                    "field_publication_number" => null
                    "field_publication_type" => Illuminate\Database\Eloquent\Collection {#1111
                      #items: []
                      #escapeWhenCastingToString: false
                    }
                    "field_under_the_edition" => Illuminate\Database\Eloquent\Collection {#1112
                      #items: []
                      #escapeWhenCastingToString: false
                    }
                    "field_under_the_edition_degree" => null
                    "field_cover_description" => null
                    "field_publication_year" => "2014"
                    "field_publication_year_until" => null
                    "field_part" => ""
                    "field_part_writing" => ""
                    "field_second_foreign_language" => null
                    "field_for_whom" => "Учебник для общеобразовательных организаций"
                    "field_allowed" => null
                    "field_reserve_field" => null
                    "field_link_to_source" => null
                    "field_tasks_count" => "471"
                    "field_priority" => null
                    "field_default_folder" => "/fizika_09/kabardin-u/"
                    "field_isbn" => "978-5-09-034177-6"
                    "field_cover" => array:1 [
                      0 => "/media/fizika_09/kabardin-u/covers/cover1.webp"
                    ]
                    "field_cover_alts" => array:1 [
                      0 => ""
                    ]
                    "field_covers" => array:1 [
                      0 => array:4 [
                        "path" => "/media/fizika_09/kabardin-u/covers/cover1.webp"
                        "alt" => ""
                        "width" => "2286"
                        "height" => "3086"
                      ]
                    ]
                    "field_popular_book" => "0"
                    "field_recommended_books" => Illuminate\Database\Eloquent\Collection {#1113
                      #items: []
                      #escapeWhenCastingToString: false
                    }
                    "field_new_book" => Illuminate\Database\Eloquent\Collection {#1114
                      #items: []
                      #escapeWhenCastingToString: false
                    }
                    "field_old_book" => Illuminate\Database\Eloquent\Collection {#1115
                      #items: []
                      #escapeWhenCastingToString: false
                    }
                    "field_url" => "/9-klass/fizika/kabardin-uchebnik"
                    "field_cover_color" => Illuminate\Database\Eloquent\Collection {#1116
                      #items: array:1 [
                        0 => App\Models\Term {#1117
                          #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 [
                            "id" => 55
                            "created_at" => "2026-04-08 17:28:58"
                            "updated_at" => null
                            "name" => "радужный"
                            "field_cases" => array:6 [ …6]
                            "field_translit" => "raduzhnyy"
                          ]
                          #original: array:6 [
                            "id" => 55
                            "created_at" => "2026-04-08 17:28:58"
                            "updated_at" => null
                            "name" => "радужный"
                            "field_cases" => array:6 [ …6]
                            "field_translit" => "raduzhnyy"
                          ]
                          #changes: []
                          #casts: []
                          #classCastCache: []
                          #attributeCastCache: []
                          #dateFormat: null
                          #appends: []
                          #dispatchesEvents: []
                          #observables: []
                          #relations: []
                          #touches: []
                          +timestamps: true
                          +usesUniqueIds: false
                          #hidden: []
                          #visible: []
                          #fillable: []
                          #guarded: array:1 [
                            0 => "*"
                          ]
                        }
                      ]
                      #escapeWhenCastingToString: false
                    }
                    "field_metatags_title" => null
                    "field_metatags_description" => null
                    "field_h1" => null
                    "field_description_top" => null
                    "field_description_bottom" => null
                    "breadcrumbs" => array:3 [
                      "class" => 380
                      "subject" => 556
                      "class_subject" => 493
                    ]
                  ]
                  #original: array:50 [
                    "id" => 862
                    "created_at" => "2026-04-08 17:28:58"
                    "updated_at" => null
                    "field_tree_default_status" => "tasks"
                    "field_pages_status" => null
                    "field_subject" => Illuminate\Database\Eloquent\Collection {#1091}
                    "field_class" => Illuminate\Database\Eloquent\Collection {#1092}
                    "field_publisher" => Illuminate\Database\Eloquent\Collection {#1094}
                    "field_author" => Illuminate\Database\Eloquent\Collection {#1096}
                    "field_author_foreign" => Illuminate\Database\Eloquent\Collection {#1098}
                    "field_book_type" => Illuminate\Database\Eloquent\Collection {#1099}
                    "field_country" => Illuminate\Database\Eloquent\Collection {#1101}
                    "field_city" => Illuminate\Database\Eloquent\Collection {#1103}
                    "field_series" => Illuminate\Database\Eloquent\Collection {#1105}
                    "field_umk" => Illuminate\Database\Eloquent\Collection {#1107}
                    "field_level_of_education" => Illuminate\Database\Eloquent\Collection {#1108}
                    "field_standart_of_education" => Illuminate\Database\Eloquent\Collection {#1109}
                    "field_publication_number" => null
                    "field_publication_type" => Illuminate\Database\Eloquent\Collection {#1111}
                    "field_under_the_edition" => Illuminate\Database\Eloquent\Collection {#1112}
                    "field_under_the_edition_degree" => null
                    "field_cover_description" => null
                    "field_publication_year" => "2014"
                    "field_publication_year_until" => null
                    "field_part" => ""
                    "field_part_writing" => ""
                    "field_second_foreign_language" => null
                    "field_for_whom" => "Учебник для общеобразовательных организаций"
                    "field_allowed" => null
                    "field_reserve_field" => null
                    "field_link_to_source" => null
                    "field_tasks_count" => "471"
                    "field_priority" => null
                    "field_default_folder" => "/fizika_09/kabardin-u/"
                    "field_isbn" => "978-5-09-034177-6"
                    "field_cover" => array:1 [
                      0 => "/media/fizika_09/kabardin-u/covers/cover1.webp"
                    ]
                    "field_cover_alts" => array:1 [
                      0 => ""
                    ]
                    "field_covers" => array:1 [
                      0 => array:4 [
                        "path" => "/media/fizika_09/kabardin-u/covers/cover1.webp"
                        "alt" => ""
                        "width" => "2286"
                        "height" => "3086"
                      ]
                    ]
                    "field_popular_book" => "0"
                    "field_recommended_books" => Illuminate\Database\Eloquent\Collection {#1113}
                    "field_new_book" => Illuminate\Database\Eloquent\Collection {#1114}
                    "field_old_book" => Illuminate\Database\Eloquent\Collection {#1115}
                    "field_url" => "/9-klass/fizika/kabardin-uchebnik"
                    "field_cover_color" => Illuminate\Database\Eloquent\Collection {#1116}
                    "field_metatags_title" => null
                    "field_metatags_description" => null
                    "field_h1" => null
                    "field_description_top" => null
                    "field_description_bottom" => null
                    "breadcrumbs" => array:3 [
                      "class" => 380
                      "subject" => 556
                      "class_subject" => 493
                    ]
                  ]
                  #changes: []
                  #casts: []
                  #classCastCache: []
                  #attributeCastCache: []
                  #dateFormat: null
                  #appends: []
                  #dispatchesEvents: []
                  #observables: []
                  #relations: []
                  #touches: []
                  +timestamps: true
                  +usesUniqueIds: false
                  #hidden: []
                  #visible: []
                  #fillable: []
                  #guarded: array:1 [
                    0 => "*"
                  ]
                }
              ]
              #escapeWhenCastingToString: false
            }
            "branch_parent" => Illuminate\Database\Eloquent\Collection {#1118
              #items: []
              #escapeWhenCastingToString: false
            }
          ]
          #original: array:23 [
            "id" => 1716782
            "created_at" => "2026-04-08 17:28:58"
            "updated_at" => null
            "field_display_title" => "Квантовые явления"
            "field_branch_order" => null
            "field_url" => null
            "field_branch_type" => Illuminate\Database\Eloquent\Collection {#1088}
            "field_page_start" => "96"
            "field_branch_display" => "0"
            "field_branch_expanded" => "0"
            "field_display_branch_in_title" => "1"
            "field_display_task_interval" => "0"
            "field_display_branch_page" => "1"
            "field_branch_title_in_content" => "0"
            "field_navigation_title" => null
            "field_metatags_title" => null
            "field_metatags_description" => null
            "field_h1" => null
            "field_description_top" => null
            "field_description_bottom" => null
            "field_branch_cover" => []
            "book" => Illuminate\Database\Eloquent\Collection {#1120}
            "branch_parent" => Illuminate\Database\Eloquent\Collection {#1118}
          ]
          #changes: []
          #casts: []
          #classCastCache: []
          #attributeCastCache: []
          #dateFormat: null
          #appends: []
          #dispatchesEvents: []
          #observables: []
          #relations: []
          #touches: []
          +timestamps: true
          +usesUniqueIds: false
          #hidden: []
          #visible: []
          #fillable: []
          #guarded: array:1 [
            0 => "*"
          ]
        }
        1 => App\Models\Branch {#1119
          #connection: "mysql"
          #table: "branches"
          #primaryKey: "id"
          #keyType: "int"
          +incrementing: true
          #with: []
          #withCount: []
          +preventsLazyLoading: false
          #perPage: 15
          +exists: true
          +wasRecentlyCreated: false
          #escapeWhenCastingToString: false
          #attributes: array:23 [
            "id" => 1716793
            "created_at" => "2026-04-08 17:28:58"
            "updated_at" => null
            "field_display_title" => "Радиоактивность"
            "field_branch_order" => "24"
            "field_url" => null
            "field_branch_type" => Illuminate\Database\Eloquent\Collection {#1124
              #items: array:1 [
                0 => App\Models\Term {#1121
                  #connection: "mysql"
                  #table: "terms"
                  #primaryKey: "id"
                  #keyType: "int"
                  +incrementing: false
                  #with: []
                  #withCount: []
                  +preventsLazyLoading: false
                  #perPage: 15
                  +exists: true
                  +wasRecentlyCreated: false
                  #escapeWhenCastingToString: false
                  #attributes: array:7 [
                    "id" => 32
                    "created_at" => "2026-04-08 17:28:58"
                    "updated_at" => null
                    "name" => "Параграф"
                    "field_cases" => array:6 [ …6]
                    "field_page_check_not_needed" => null
                    "field_short_name" => "§"
                  ]
                  #original: array:7 [
                    "id" => 32
                    "created_at" => "2026-04-08 17:28:58"
                    "updated_at" => null
                    "name" => "Параграф"
                    "field_cases" => array:6 [ …6]
                    "field_page_check_not_needed" => null
                    "field_short_name" => "§"
                  ]
                  #changes: []
                  #casts: []
                  #classCastCache: []
                  #attributeCastCache: []
                  #dateFormat: null
                  #appends: []
                  #dispatchesEvents: []
                  #observables: []
                  #relations: []
                  #touches: []
                  +timestamps: true
                  +usesUniqueIds: false
                  #hidden: []
                  #visible: []
                  #fillable: []
                  #guarded: array:1 [
                    0 => "*"
                  ]
                }
              ]
              #escapeWhenCastingToString: false
            }
            "field_page_start" => "108"
            "field_branch_display" => "0"
            "field_branch_expanded" => "0"
            "field_display_branch_in_title" => "1"
            "field_display_task_interval" => "0"
            "field_display_branch_page" => "1"
            "field_branch_title_in_content" => "0"
            "field_navigation_title" => null
            "field_metatags_title" => null
            "field_metatags_description" => null
            "field_h1" => null
            "field_description_top" => null
            "field_description_bottom" => null
            "field_branch_cover" => []
            "book" => Illuminate\Database\Eloquent\Collection {#1123
              #items: array:1 [
                0 => App\Models\Book {#1089}
              ]
              #escapeWhenCastingToString: false
            }
            "branch_parent" => Illuminate\Database\Eloquent\Collection {#1122
              #items: array:1 [
                0 => App\Models\Branch {#1006}
              ]
              #escapeWhenCastingToString: false
            }
          ]
          #original: array:23 [
            "id" => 1716793
            "created_at" => "2026-04-08 17:28:58"
            "updated_at" => null
            "field_display_title" => "Радиоактивность"
            "field_branch_order" => "24"
            "field_url" => null
            "field_branch_type" => Illuminate\Database\Eloquent\Collection {#1124}
            "field_page_start" => "108"
            "field_branch_display" => "0"
            "field_branch_expanded" => "0"
            "field_display_branch_in_title" => "1"
            "field_display_task_interval" => "0"
            "field_display_branch_page" => "1"
            "field_branch_title_in_content" => "0"
            "field_navigation_title" => null
            "field_metatags_title" => null
            "field_metatags_description" => null
            "field_h1" => null
            "field_description_top" => null
            "field_description_bottom" => null
            "field_branch_cover" => []
            "book" => Illuminate\Database\Eloquent\Collection {#1123}
            "branch_parent" => Illuminate\Database\Eloquent\Collection {#1122}
          ]
          #changes: []
          #casts: []
          #classCastCache: []
          #attributeCastCache: []
          #dateFormat: null
          #appends: []
          #dispatchesEvents: []
          #observables: []
          #relations: []
          #touches: []
          +timestamps: true
          +usesUniqueIds: false
          #hidden: []
          #visible: []
          #fillable: []
          #guarded: array:1 [
            0 => "*"
          ]
        }
        2 => App\Models\Branch {#1125
          #connection: "mysql"
          #table: "branches"
          #primaryKey: "id"
          #keyType: "int"
          +incrementing: true
          #with: []
          #withCount: []
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            "tasks" => Illuminate\Database\Eloquent\Collection {#1213
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                    "field_task_type" => Illuminate\Database\Eloquent\Collection {#1236 …2}
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                    "edition_groups" => Illuminate\Database\Eloquent\Collection {#1241 …2}
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                    "parent_branches" => Illuminate\Database\Eloquent\Collection {#1242 …2}
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                    "book" => Illuminate\Database\Eloquent\Collection {#1247 …2}
                    "page" => array:2 [ …2]
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                2 => App\Models\Task {#1248
                  #connection: "mysql"
                  #table: "tasks"
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                    "field_task_type" => Illuminate\Database\Eloquent\Collection {#1240 …2}
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                3 => App\Models\Task {#1258
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                }
                4 => App\Models\Task {#1268
                  #connection: "mysql"
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                5 => App\Models\Task {#1275
                  #connection: "mysql"
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                6 => App\Models\Task {#1285
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                    "field_task_type" => Illuminate\Database\Eloquent\Collection {#1277 …2}
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                7 => App\Models\Task {#1295
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                    "field_task_type" => Illuminate\Database\Eloquent\Collection {#1287 …2}
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                8 => App\Models\Task {#1305
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                    "field_task_type" => Illuminate\Database\Eloquent\Collection {#1297 …2}
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                9 => App\Models\Task {#1315
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                    "field_task_type" => Illuminate\Database\Eloquent\Collection {#1307 …2}
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                    "edition_groups" => Illuminate\Database\Eloquent\Collection {#1318 …2}
                    "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1316 …2}
                    "parent_branches" => Illuminate\Database\Eloquent\Collection {#1319 …2}
                    "content" => Illuminate\Database\Eloquent\Collection {#1332 …2}
                    "next" => array:2 [ …2]
                    "previous" => array:2 [ …2]
                    "book" => Illuminate\Database\Eloquent\Collection {#1324 …2}
                    "page" => array:2 [ …2]
                  ]
                  #changes: []
                  #casts: []
                  #classCastCache: []
                  #attributeCastCache: []
                  #dateFormat: null
                  #appends: []
                  #dispatchesEvents: []
                  #observables: []
                  #relations: []
                  #touches: []
                  +timestamps: true
                  +usesUniqueIds: false
                  #hidden: []
                  #visible: []
                  #fillable: []
                  #guarded: array:1 [
                    0 => "*"
                  ]
                }
                10 => App\Models\Task {#1325
                  #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" => 1717158
                     …23
                  ]
                  #original: array:24 [ …24]
                  #changes: []
                  #casts: []
                  #classCastCache: []
                  #attributeCastCache: []
                  #dateFormat: null
                  #appends: []
                  #dispatchesEvents: []
                  #observables: []
                  #relations: []
                  #touches: []
                  +timestamps: true
                  +usesUniqueIds: false
                  #hidden: []
                  #visible: []
                  #fillable: []
                  #guarded: array:1 [ …1]
                }
              ]
              #escapeWhenCastingToString: false
            }
          ]
          #original: array:21 [
            "id" => 1717415
            "created_at" => "2026-04-08 17:28:58"
            "updated_at" => null
            "field_page_start" => "109"
            "field_url" => "/9-klass/fizika/kabardin-uchebnik/page-109"
            "field_display_title" => "109"
            "field_folder" => "1"
            "field_image_name" => "109"
            "field_branch_parent" => Illuminate\Database\Eloquent\Collection {#1063}
            "field_weight" => "0"
            "field_book_parent" => Illuminate\Database\Eloquent\Collection {#1061}
            "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 {#1058}
            "content" => Illuminate\Database\Eloquent\Collection {#1050}
            "next" => array:2 [
              "refs" => "1717416"
              "type" => "book_page"
            ]
            "previous" => array:2 [
              "refs" => "1717414"
              "type" => "book_page"
            ]
            "tasks" => Illuminate\Database\Eloquent\Collection {#1213}
          ]
          #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:24 [
    "id" => 1717151
    "created_at" => "2026-04-08 17:28:58"
    "updated_at" => null
    "field_page_start" => "109"
    "field_page_end" => null
    "field_url" => "/9-klass/fizika/kabardin-uchebnik/vopr109-4"
    "field_display_title" => "4"
    "field_outside_task" => null
    "field_task_type" => Illuminate\Database\Eloquent\Collection {#1009}
    "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 {#1007}
    "top_parent_branch" => Illuminate\Database\Eloquent\Collection {#1044}
    "parent_branches" => Illuminate\Database\Eloquent\Collection {#1077}
    "content" => Illuminate\Database\Eloquent\Collection {#1070}
    "next" => array:2 [
      "refs" => "1717152"
      "type" => "task"
    ]
    "previous" => array:2 [
      "refs" => "1717150"
      "type" => "task"
    ]
    "book" => Illuminate\Database\Eloquent\Collection {#1042}
    "page" => array:2 [
      "refs" => "1717415"
      "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 => "*"
  ]
}
№4 (с. 109)
Условие. №4 (с. 109)
скриншот условия
Физика, 9 класс Учебник, автор: Кабардин Олег Фёдорович, издательство Просвещение, Москва, 2014, радужного цвета, страница 109, номер 4, Условие

4. Что такое гамма-излучение?

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