Тест на тему " Дифракция света"

object(ArrayObject)#871 (1) {
  ["storage":"ArrayObject":private] => array(6) {
    ["title"] => string(80) "Разработка урока "Волновые свойства света". "
    ["seo_title"] => string(42) "razrabotka-uroka-volnovyie-svoistva-svieta"
    ["file_id"] => string(6) "103860"
    ["category_seo"] => string(6) "fizika"
    ["subcategory_seo"] => string(5) "uroki"
    ["date"] => string(10) "1402642397"
  }
}

object(ArrayObject)#893 (1) {
  ["storage":"ArrayObject":private] => array(6) {
    ["title"] => string(91) "Обобщающий урок по теме "Волновые свойства света" "
    ["seo_title"] => string(58) "obobshchaiushchii-urok-po-tiemie-volnovyie-svoistva-svieta"
    ["file_id"] => string(6) "141701"
    ["category_seo"] => string(6) "fizika"
    ["subcategory_seo"] => string(5) "uroki"
    ["date"] => string(10) "1418150286"
  }
}

object(ArrayObject)#871 (1) {
  ["storage":"ArrayObject":private] => array(6) {
    ["title"] => string(49) "Линзы. Оптические приборы. "
    ["seo_title"] => string(27) "linzy-optichieskiie-pribory"
    ["file_id"] => string(6) "175832"
    ["category_seo"] => string(6) "fizika"
    ["subcategory_seo"] => string(5) "uroki"
    ["date"] => string(10) "1424329736"
  }
}

object(ArrayObject)#893 (1) {
  ["storage":"ArrayObject":private] => array(6) {
    ["title"] => string(79) "Конспект урока "Линзы. Оптические приборы". "
    ["seo_title"] => string(43) "konspiekt-uroka-linzy-optichieskiie-pribory"
    ["file_id"] => string(6) "179946"
    ["category_seo"] => string(6) "fizika"
    ["subcategory_seo"] => string(5) "uroki"
    ["date"] => string(10) "1425102356"
  }
}