I give us 15 points....

asked Jan 1, 2021 199k views

2 votes

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2 votes

answer: a

particles in the air that propagate sound

Vonlost answered Jan 3, 2021

5.4k points

5 votes

I believe the answer is A . Because in the air there are particles that propagate sound.

If i'm wrong, sorry and have a nice day ! : )

Joepio answered Jan 6, 2021

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