Question

what is sound.

type of sound​

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Answer 1

Answer:

sound is a form of energy which travels as a wave in air

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Answer 2

Answer:

There are many different types of sound including, audible, inaudible, unpleasant, pleasant, soft, loud, noise and music. You're likely to find the sounds produced by a piano player soft, audible, and musical.

Explanation:

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