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28 votes
28 votes
4. How does a sound wave vibrate?

User Ben James
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1 Answer

13 votes
13 votes
When sound waves move through the air, each air molecule vibrates back and forth, hitting the air molecule next to it, which then also vibrates back and forth. The individual air molecules do not "travel" with the wave. They just vibrate back and forth.
User Bryan Veloso
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