What is noise? Give two examples.

Important Questions on Light Sound and Force

MEDIUM

3rd CBSE

IMPORTANT

The Incredible SCIENCE 3>Chapter 11 - Light Sound and Force>Think and Answer>Q 1

Light-emitting objects are called _____ objects.

MEDIUM

3rd CBSE

IMPORTANT

The Incredible SCIENCE 3>Chapter 11 - Light Sound and Force>Think and Answer>Q 2

Light travels on a _____ path.

EASY

3rd CBSE

IMPORTANT

The Incredible SCIENCE 3>Chapter 11 - Light Sound and Force>Think and Answer>Q 5

_____ is the only source of natural light on the earth.

EASY

3rd CBSE

IMPORTANT

The Incredible SCIENCE 3>Chapter 11 - Light Sound and Force>Think and Answer>Q 1

Loud sounds are pleasant sounds.

MEDIUM

3rd CBSE

IMPORTANT

The Incredible SCIENCE 3>Chapter 11 - Light Sound and Force>Think and Answer>Q 2

Force is a push. 

MEDIUM

3rd CBSE

IMPORTANT

The Incredible SCIENCE 3>Chapter 11 - Light Sound and Force>Think and Answer>Q 3

Force can change the shape of objects.

EASY

3rd CBSE

IMPORTANT

The Incredible SCIENCE 3>Chapter 11 - Light Sound and Force>Think and Answer>Q 4

Sound is produced when objects vibrate. 

EASY

3rd CBSE

IMPORTANT

The Incredible SCIENCE 3>Chapter 11 - Light Sound and Force>Think and Answer>Q 5

Loud sounds do not harm the ear.