MEDIUM
8th CBSE
IMPORTANT
Earn 100

Explain with the help of a diagram of the larynx, the mechanism of human sound production.

Important Questions on Sound

EASY
8th CBSE
IMPORTANT
Identify various parts of different musical instruments, which vibrate to produce sound.
EASY
8th CBSE
IMPORTANT
'Sound waves need a medium for propagation'. Explain with the help of a demonstration.
EASY
8th CBSE
IMPORTANT
What is noise pollution? What are its main causes?
EASY
8th CBSE
IMPORTANT
Suggest some steps to reduce noise pollution in your locality.
MEDIUM
8th CBSE
IMPORTANT
How does larynx in the throat helps to produce sound?
MEDIUM
8th CBSE
IMPORTANT
You must have seen that radio stations have FM or AM after their channel number. What does this FM or AM play?
EASY
8th CBSE
IMPORTANT
Pitch of a female voice is higher than that of a male voice. Explain.