KillerSteamcar
08.04.2021 •
Chemistry
Which is a composite material?
A magnesium oxide
B porcelain
C MDF (medium-density fibreboard)
D poly(chloroethene) PVC
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Ответ:
In sound waves, energy is transferred through vibration of air particles or particles of a solid through which the sound travels
Explanation: In electromagnetic waves, energy is transferred through vibrations of electric and magnetic fields. In water waves, energy is transferred through the vibration of the water particles.