Урок физики для 9 класса. Тема урока: “Альфа- и бета-распад. Правило смещения. Ядерные силы“.
Елеонович Алена Геннадьевна
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![КВАНТОВОЕ СОЗНАНИЕ - 80 практик осознанности и медитации. Часть 1. Стивен Волински [Аудиокнига]](https://sun9-45.userapi.com/_3wODIRN1KRtPqjJfJQ1UujQC66q_3_YAIjnOg/ECQJjHtmFAY.jpg)
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