Question

The Moon revolves around the Earth, in a nearly circular orbit, kept there by the gravitational force exerted by the Earth. Does gravity do (a) positive work , (b) negative work , or (c) no work on the Moon?​

Answer 1

Answer:

c).no work on the moon.

Answer 2

Explanation:

The Moon revolves around the Earth in a nearly circular orbit, with approximately constant tangential speed, kept there by the gravitational force exerted by the Earth. ... Answer: Gravity does no work on the Moon, as the force is always perpendicular to the displacement (assuming a circular orbit).