A stone is dropped from a very high cliff such that its speed just before impact with the ground below is 180.0 m/s.

(a) How long did the stone travel before hitting the ground?

(b) How high was the cliff? (What was the entire distance travelled by the stone?)

(c) How much distance did the stone cover during the interval 5.00 s t 15.0 s ?

(d) How far did the stone travel in its last second of flight?