Question

A body moves with constant speed in a straight line. Which of the following statements must be true:

A. A constant net force acts on the body in the direction of motion
B. A single constant force acts on the body in the direction of motion
C. A single constant force acts on the body in the direction opposite to the motion
D. No Net force on the body​

Answer 1

D

Explanation:

This is inertia : a body at rest or in constant linear motion tends to remain that way unless acted upon by net forces