The force required to maintain an object at a constant velocity in free space is equal to
A)zero.
B)the mass of the object.
C)the weight of the object.
D)the force required to stop it.
E)none of the above

Question

Quizplus · Accepted Answer

In free space, there is no air resistance or friction to overcome, so once an object is moving, it doesn't require any additional force to keep it moving at a constant velocity. According to Newton's first law of motion, an object in motion stays in motion with the same speed and in the same direction unless acted upon by an unbalanced force.

The Force Required to Maintain an Object at a Constant