Question

what is sound what is sound​

Answer 1

Explanation:

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"

I hope so this is right answer

Answer 2

Answer:

In physics sound is a vibration that propagates as an acoustic wave through a transmission medium such as a gas , liquid or solid . In human physiology sound is the reception by the brain

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