EASY
8th CBSE
IMPORTANT
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The lower the frequency of vibration, the higher is the pitch.

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Important Questions on Sound

EASY
8th CBSE
IMPORTANT
Lakhmir Singh's SCIENCE FOR CLASS 8>Chapter 13 - Sound>Very Short Answer Type Questions>Q 49
If the amplitude of vibrations is doubled, the loudness of sound also gets doubled.
EASY
8th CBSE
IMPORTANT
Lakhmir Singh's SCIENCE FOR CLASS 8>Chapter 13 - Sound>Very Short Answer Type Questions>Q 49
When the amplitude of vibrations is halved, the loudness of sound becomes one-fourth.
EASY
8th CBSE
IMPORTANT
Lakhmir Singh's SCIENCE FOR CLASS 8>Chapter 13 - Sound>Very Short Answer Type Questions>Q 49
Unwanted or unpleasant sound is termed as music.
EASY
8th CBSE
IMPORTANT
Lakhmir Singh's SCIENCE FOR CLASS 8>Chapter 13 - Sound>Very Short Answer Type Questions>Q 49
Noise pollution may cause partial hearing impairment.
EASY
8th CBSE
IMPORTANT
Lakhmir Singh's SCIENCE FOR CLASS 8>Chapter 13 - Sound>Very Short Answer Type Questions>Q 50
Sounds are produced by _____ objects.
EASY
8th CBSE
IMPORTANT
Lakhmir Singh's SCIENCE FOR CLASS 8>Chapter 13 - Sound>Very Short Answer Type Questions>Q 50
The human voice box is called _____.
EASY
8th CBSE
IMPORTANT
Lakhmir Singh's SCIENCE FOR CLASS 8>Chapter 13 - Sound>Very Short Answer Type Questions>Q 50
Sound cannot travel in _____.
EASY
8th CBSE
IMPORTANT
Lakhmir Singh's SCIENCE FOR CLASS 8>Chapter 13 - Sound>Very Short Answer Type Questions>Q 50

Fill in the blank with the correct option provided in the bracket.

A set of three tiny _____(muscles/nerves/bones) in the middle part of the ear passes on sound vibrations from the eardrum to the liquid in cochlea.