Force in Class 9 Science : Practice MCQ Questions & Answers with Explanations

2 practice sets · Page 1 of 1

1.

Which of the following is an example of balanced forces?

A

A moving car speeding up

B

A book resting on a table

C

A moving car slowing down

D

A ball thrown upward

View Answer

Correct Answer: B — A book resting on a table

Explanation:

The upward normal force and downward gravitational force balance each other.

2.

What is the effect of force on a stationary object?

A

It accelerates the object

B

It makes the object move

C

It changes its shape

D

All of the mentioned

View Answer

Correct Answer: D — All of the mentioned

Explanation:

Force can move, accelerate, or change the shape of an object.