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ICSE Class 9 Sound Important Question

ICSE Class 9 Sound Important Question New Pattern

ICSE Class 9 Sound Important Question New Pattern 2022

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ICSE Class 9 Sound Important Question

ICSE Class 9 Sound Important Question Table

Question 1 - State three characteristics of the medium required for propagation of sound?

Question 2 - There is no atmosphere on moon. Can you hear each other on the moon's surface?

Question 3 - Explain with an example, the propagation of sound in a medium.

Question 4 - Name the two kinds of waves in form of which sound travels in a medium.

Question 5 - Describe an experiment to show that in wave motion, only energy is transferred, but particles of medium do not move.

Question 6 - What do you mean by the term frequency of a wave? State its S.I. unit.

Question 7 - How is the frequency of a wave related to its time period?

Question 8 - Define the term wave velocity. Write its S.I. unit.

Question 9 - How are the wave velocity V, frequency   and wavelength   of a wave related? Derive the relationship.

Question 10 - State two properties of medium on which the speed of sound in it depends.

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