Newton's Laws of Motion Test Review

Question 1

What is the force when the acceleration is 2 m/s2?

Accepted Answer

4 N

Question 2

What is the net force on an object that has 5N right, 3N left, and 4N right?

Accepted Answer

6 N right

Question 3

A mom pushes her child from rest (8kg) in a cart with 16N, what is the child's acceleration?

Accepted Answer

2 m/s2

Question 4

During which time interval is the object moving at a constant speed?

Accepted Answer

5 - 7s

Question 5

During which time interval does the object experience the greatest acceleration?

Accepted Answer

0 - 3s

Question 6

An object on a school bus falls backwards when the bus starts moving forward. Why?

Accepted Answer

Newton's 1st Law

Question 7

What is the net force on an object that is not moving?

Accepted Answer

0 N

Question 8

It requires more force to move a truck than a car at the same acceleration. Why?

Accepted Answer

Newton's 2nd Law

Question 9

With a net force of zero, which of the following is not true?

Accepted Answer

It can move with uniform acceleration

Question 10

If an object is falling at a CONSTANT speed. Are the forces balanced or unbalanced?

Accepted Answer

Balanced

Question 11

In order to triple the object's acceleration what must happen to the force if the mass is same?

Accepted Answer

Force must triple

Questions 11