Emission et perception d'un son
Emission et vitesse de propagation d'un son, période, fréquence, hauteur, timbre, intensité sonore et niveau d'intensité sonore
THÈME : Onde et signaux
Classe de 2° / Parcours n° 1
Emission et perception d'un son
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Comment expliquer la production, la propagation et la perception des sons ?
 
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qш你好嗨qш你好嗨
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