Question

A large boulder falls from a cliff located 1,044 meters away from a herd of elephants. The temperature of the alr is 28°C.

How long after the boulder crashes will the elephants hear the sound?
O 30 sec
3.20 sec
0.30 sec
3.00 sec

Answer 1

3.20

Explanation:

Answer 2

it is b

Explanation:

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