Звук, вібрації, хвилі, ехо

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     Що таке звук?

Чи чути звук у вакуумі/ у космосі? А під водою?

Чому ехо повторює те що йому прокричати?

Переглянути чи завантажити матеріали уроку
https://drive.google.com/drive/folders/1pVHHUCQ-Pg2FDXqoQ7-NxosAI8yOgyXB?usp=sharing

Симуляція 1 ‪Waves Intro‬ (colorado.edu)
Симуляція 2 Online Tone Generator - Free, Simple and Easy to Use.



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