Question

1. A rock is thrown horizontally at a speed of 4.56 m/s off the top of a cliff and it hits the beach below in 2.61 seconds. How far from the base of the cliff has the rock landed?

2. A dropped object takes 2.61 seconds to reach the beach at the base of a cliff. How high is the cliff?

Answer 1

1. 2.61 * 4.56 = ____
2. h = 4.9*2.61^2