# A stone is dropped from the top of a cliff

## Main Question or Discussion Point

A stone is dropped from the top of a cliff. It is seen to hit the ground below after 3.30 s. How high is the cliff?

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SGT
Use the equations of motion:
$$h = v_0 t + \frac{1}{2}gt^2$$
Where $$v_0$$ is the initial velocity (=0) and g is the acceleration due to gravity.

ZapperZ
Staff Emeritus
2018 Award
Oy! Some people never learn!

The identical question was moved to the HOMEWORK section where it belongs. Please continue there. This thread is closed.

Zz.