Class 4 Science Test 10

The clinical thermometer has a range from:

The sound travels slowest in:

Intensity of sound is related to………?

Pitch of sound depends upon………?

Sound waves have…………?

All of these are form of energy EXCEPT:

Sound passes from one place to another in the form of…………?

Sound energy passing per second through a unit area held perpendicular is called:

Sensation of sound persists in our brain for about………..?

Loudness of sound greatly depends upon:

Loudness of sound varies directly with vibrating body’s……....?

To hear a clear echo, the reflecting surface should be at least ……..away from the source of sound

Sound cannot travel in_______?

Sound waves produced by……………..?

Sound cannot travel through______?

Noisy environment is due to …………….?