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Stolb23 [73]
3 years ago
6

A rock falls from a cliff and hits the ground at a velocity of 31m/s. How long did it take to fall?

Physics
2 answers:
Paladinen [302]3 years ago
4 0

Answer:

i dont know  man

Explanation:

i dont know man

Alex3 years ago
4 0

Answer:

t = 3.2 s

Explanation:

time can be found from from speed and gravity

v = gt

t = v/g

t = 31 / 9.8

t = 3.163265...

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