Question

what is sound ? what produces sound??​

Answer 1

Answer:

1.

vibrations that travel through the air or another medium and can be heard when they reach a person's or animal's ear.

"light travels faster than sound"

Everything around us makes sound.

Explanation:

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Answer 2

Sound is a type of energy made by vibrations. When an object vibrates, it causes movement in surrounding air molecules. These molecules bump into the molecules close to them, causing them to vibrate as well.

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