[2] Newton's Laws

Question 1

Newton’s First Law of Motion

Answer 1

An object will remain at rest or continue to move with uniform velocity unless acted upon by an external resultant force.

Question 2

Newton’s Second Law of Motion

Answer 2

The rate of change of momentum of a body is directly proportional to the external resultant force acting upon it.

Question 3

Newton’s Third Law of Motion

Answer 3

If a Body A exerts a force on a Body B, then Body B exerts a force on Body A that is equal in magnitude but opposite in direction.

Question 4

Vectors have a _________ and a _________.

Answer 4

Direction

Magnitude