You drop a rock off of a cliff at exactly the edge after 25 seconds exactly you hear a splash your physics friend tells you the sound took .4 seconds to reach her ear from the top of the water below how far below the cliff is the water

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24-09-2014
Physics

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You drop a rock off of a cliff at exactly the edge after 25 seconds exactly you hear a splash your physics friend tells you the sound took .4 seconds to reach her ear from the top of the water below how far below the cliff is the water

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Yeh Yeh · Answer 1 · 2014-09-25T15:20:00-04:00

Yeh Yeh

25-09-2014

The speed of sound is 340.29 meters per second.

Knowing that, we can calculate how high this cliff is by 340.29 * .4

The cliff is 340.29 * .4 = 136.12 meters

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