Question

A 45 N girl sits on a bench 0.6 meters off the ground. How much work is done on the bench?

Answer 1

Answer: 27 joules

Explanation:

Work is done when force is applied on the bench over a distance. it is measured in joules.

Workdone = force x distance

= 45 N x 0.6 metres

= 27 joules

Thus, 27 joules of work is done on the bench.