An object orbiting the Sun in a circle can be said to be
A) moving at a constant velocity.
B) weightless.
C) moving under the action of equal and opposite forces.
D) always accelerating.

Question

Quizplus · Accepted Answer

An object in circular orbit is always changing its direction of motion, even if its speed remains constant. This change in direction is a change in velocity, indicating acceleration. This acceleration is centripetal, directed towards the center of the circular path.

An Object Orbiting the Sun in a Circle Can Be