Question

A ball is rolled uphill a distance of 4 meters before it slows, stops, and begins to roll back. The ball rolls downhill 12 meters before coming to rest against a tree. What is the ball's displacement?

Answer 1

8

Explanation:

Answer 2

8

Explanation:

A ball is rolled uphill a distance of 4 meters

The ball rolls downhill 12 meters before coming to rest

Therefore the ball displacement can be calculated as follows

= 12-4

= 8

Hence the displacement is 8