MEDIUM
3rd CBSE
IMPORTANT
Earn 100

Is it advisable to live near an airport?

Important Questions on Light, Sound and Forces

EASY
3rd CBSE
IMPORTANT
Science Ahead 3>Chapter 14 - Light, Sound and Forces>EXERCISES>Q 1

Choose the right word:

_____ (wood / glass) allows light to pass through.

EASY
3rd CBSE
IMPORTANT
Science Ahead 3>Chapter 14 - Light, Sound and Forces>EXERCISES>Q 1

Choose the right word from the options:

We can see a book when it _____ (absorbs / reflects) light to our eyes.

EASY
3rd CBSE
IMPORTANT
Science Ahead 3>Chapter 14 - Light, Sound and Forces>EXERCISES>Q 1

Fill in the blank using the right word.

Our body gets energy from _____. (food / fuel)

EASY
3rd CBSE
IMPORTANT
Science Ahead 3>Chapter 14 - Light, Sound and Forces>EXERCISES>Q 1

Fill in the right word.

The _____ (Moon / Sun) is our main source of light.

EASY
3rd CBSE
IMPORTANT
Science Ahead 3>Chapter 14 - Light, Sound and Forces>EXERCISES>Q 2

Match the columns.

Column A Column B
a. Energy 1. can hurt your ears
b. Loud sound 2. needed to work
c. Petrol 3. moving things
d. Work 4. energy to cars
EASY
3rd CBSE
IMPORTANT
Science Ahead 3>Chapter 14 - Light, Sound and Forces>EXERCISES>Q 3
Only the sun can produce its own light.
EASY
3rd CBSE
IMPORTANT
Science Ahead 3>Chapter 14 - Light, Sound and Forces>EXERCISES>Q 3
When the path of light is blocked, a shadow is formed.
EASY
3rd CBSE
IMPORTANT
Science Ahead 3>Chapter 14 - Light, Sound and Forces>EXERCISES>Q 3
Slow to and fro movement of something produces sound.