MEDIUM
8th CBSE
IMPORTANT
Earn 100

What are echoes? Why do we not hear them all the time?

Important Questions on Sound
MEDIUM
8th CBSE
IMPORTANT

HARD
8th CBSE
IMPORTANT
Explain how sound travels through air. Why does sound travel faster through solids than through air?


EASY
8th CBSE
IMPORTANT

EASY
8th CBSE
IMPORTANT

EASY
8th CBSE
IMPORTANT

MEDIUM
8th CBSE
IMPORTANT

EASY
8th CBSE
IMPORTANT
