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Give three distinctions between sound and light waves.

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Question

Give three distinctions between sound and light waves.
Distinguish Between
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Solution

Three distinctions between light and sound waves are
(a). Light waves can travel through a vacuum while sound waves cannot.
(b). Light waves are transverse waves while sound waves are longitudinal waves.
(c). The velocity of light in air is 3 x 108 m/s while the speed of light in air is just about 330 m/s.

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Chapter 6: Light - Exercise [Page 261]

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Frank Physics [English] Class 9 ICSE
Chapter 6 Light
Exercise | Q 16 | Page 261
Frank Physics [English] Class 9 ICSE
Chapter 6 Light
Reflection of Light | Q 10 | Page 245
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