Chapter 4 - Dynamics

Question 1

Newton’s first law of motion

Answer 1

A body stays at rest or at uniform velocity unless acted upon by a outside resultant force

Question 2

Newton’s second law of motion

Answer 2

The rate of change of momentum is proportional to the resultant force acting on the body

Question 3

Newton’s third law of motion

Answer 3

If body A exerts a force on body B, then body B exerts an equal and opposite force on body A