A stone is dropped from the top of a cliff

thschica
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?

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.

Staff Emeritus