HARD
Earn 100

Define vibration.

Important Questions on Sound

EASY
Sound is produced when something moves backwards and forwards very fast.
EASY
Vibration is also known as:
EASY
Sound is produced when something _____.
EASY
Name two sources of sound.
EASY
Sound is produced by _____.
EASY
Noise is produced by _____ back and forth movements.
MEDIUM
How is sound produced?
EASY
The to and fro or back and forth motion of an object about a fixed position is termed as:
EASY
_____________ is a form of energy which produces a sensation of hearing in our ears.
HARD
How do we produce sound?
EASY

Fill in the blank with a suitable word:

A vibrating rubber band can produce _____ [sound/light/force].

EASY
Which of the following is a source of sound energy?
EASY
Sound can be made by:
EASY
 A siren is a loud sound-making device. 
EASY
Which of the following musical instruments is not of Indo-Islamic origin?
EASY
When a sound wave travels in the air, the physical quantity which is transferred from one place to the other is:
EASY
Sound is a form of energy. 
EASY
The change in density of sound from the maximum value to the minimum value, again to the maximum value, makes one complete _____________.
EASY
An object vibrates to produce _____.