Question

A ball is rolled uphill a distance of 2 meters before it slows, stops, and begins to roll back. The ball rolls downhill 10 meters before coming to rest against a tree.

What is the amount of displacement of the ball?

A. 2 meters

B. 8 meters

C. 6 meters

D. 12 meters

Answer 1

8 m

Explanation:

+ 2 - 10 = -8, so it is 8 meter from where it started.