EASY
8th CBSE
IMPORTANT
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The human voice box is called .

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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 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.

EASY
8th CBSE
IMPORTANT
Lakhmir Singh's SCIENCE FOR CLASS 8>Chapter 13 - Sound>Very Short Answer Type Questions>Q 50
The time taken by an object to complete one oscillation is called _____.
EASY
8th CBSE
IMPORTANT
Lakhmir Singh's SCIENCE FOR CLASS 8>Chapter 13 - Sound>Very Short Answer Type Questions>Q 50
Unpleasant sound is called _____.
EASY
8th CBSE
IMPORTANT
Lakhmir Singh's SCIENCE FOR CLASS 8>Chapter 13 - Sound>Very Short Answer Type Questions>Q 50
Sound which is pleasing to the ear is called _____ sound. (muscial/unpleasant)
EASY
8th CBSE
IMPORTANT
Lakhmir Singh's SCIENCE FOR CLASS 8>Chapter 13 - Sound>Very Short Answer Type Questions>Q 50
A person having partial hearing loss can hear properly by wearing a device called hearing _____ on the ear.
EASY
8th CBSE
IMPORTANT
Lakhmir Singh's SCIENCE FOR CLASS 8>Chapter 13 - Sound>Short Answer Type Questions>Q 51
What is the name of the strings in the human voice box which vibrate to produce sound?
EASY
8th CBSE
IMPORTANT
Lakhmir Singh's SCIENCE FOR CLASS 8>Chapter 13 - Sound>Short Answer Type Questions>Q 51
What is the name of the strings in the human voice box which vibrate to produce sound? What makes these strings vibrate?