EASY
8th CBSE
IMPORTANT
Earn 100

The range of audible frequency of the human ear is roughly _______

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Important Questions on Sound

EASY
8th CBSE
IMPORTANT
New Science Ahead 8>Chapter 13 - Sound>Exercises>Q B
Sound is produced by _____.
EASY
8th CBSE
IMPORTANT
New Science Ahead 8>Chapter 13 - Sound>Exercises>Q B
The vibrations of a simple pendulum are also known as _____.
EASY
8th CBSE
IMPORTANT
New Science Ahead 8>Chapter 13 - Sound>Exercises>Q B
Sound travels in the form of _____ (mechanical waves/ transverse waves).
EASY
8th CBSE
IMPORTANT
New Science Ahead 8>Chapter 13 - Sound>Exercises>Q B
The SI unit of frequency is the _____.
EASY
8th CBSE
IMPORTANT
New Science Ahead 8>Chapter 13 - Sound>Exercises>Q B
The pitch of sound depends on the _____ of vibration.
EASY
8th CBSE
IMPORTANT
New Science Ahead 8>Chapter 13 - Sound>Exercises>Q B
If the thickness of a vibrating string is increased, its pitch _____.
EASY
8th CBSE
IMPORTANT
New Science Ahead 8>Chapter 13 - Sound>Exercises>Q B
Sound requires a _____ to travel in.
EASY
8th CBSE
IMPORTANT
New Science Ahead 8>Chapter 13 - Sound>Exercises>Q B
High-frequency sounds that we cannot hear are called _____ sound.
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