Class 9 Science SOUND Textbook - SOUND

Easy

What is sound and how is it produced?

A
Sound is a type of energy that travels in a straight line.
B
Sound is a mechanical wave produced by the vibration of objects.
C
Sound is an electromagnetic wave that can travel through a vacuum.
D
Sound is a form of light energy produced by heat.

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Class 9 Questions

Class 9

Science Questions

Chapter

SOUND

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Textbook - SOUND

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