EASY
8th CBSE
IMPORTANT
Earn 100

Define time period of vibration.

Important Questions on Sound

EASY
8th CBSE
IMPORTANT
Expanded Universal Science>Chapter 13 - Sound>ASSESSMENT ZONE>Q F
A metallic ruler is struck by an astronaut on the surface of moon. Will the ruler vibrate?
EASY
8th CBSE
IMPORTANT
Expanded Universal Science>Chapter 13 - Sound>ASSESSMENT ZONE>Q F

A metallic ruler is struck by an astronaut on the surface of the moon. Will the ruler produce sound?

EASY
8th CBSE
IMPORTANT
Expanded Universal Science>Chapter 13 - Sound>ASSESSMENT ZONE>Q F
Mention any three sources of noise pollution.
EASY
8th CBSE
IMPORTANT
Expanded Universal Science>Chapter 13 - Sound>ASSESSMENT ZONE>Q F

Which characteristic of the sound will help us to distinctly identify the sounds of different instruments playing at the same amplitude and frequency?

EASY
8th CBSE
IMPORTANT
Expanded Universal Science>Chapter 13 - Sound>ASSESSMENT ZONE>Q F

Which of the following sound waves produces a high pitch sound and a low pitch sound?

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EASY
8th CBSE
IMPORTANT
Expanded Universal Science>Chapter 13 - Sound>ASSESSMENT ZONE>Q F

Which of the following sound waves produces a high pitch sound and a low pitch sound?

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EASY
8th CBSE
IMPORTANT
Expanded Universal Science>Chapter 13 - Sound>ASSESSMENT ZONE>Q G
How does SONAR technique work?
EASY
8th CBSE
IMPORTANT
Expanded Universal Science>Chapter 13 - Sound>ASSESSMENT ZONE>Q G
What is the function of cochlea?