Question

what is the 2 main difference between sound and light???​

Answer 1

Explanation:

• Light is an electromagnetic wave , but sound is a mechanical wave
• Light doesn't require medium for propagation, but sound does
• Light travel with speed of 3×10^8m/s but sound travel with 353m/s
• light is wave as well as particle, but sound is only wave

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Answer 2

Answer:

Sound:

1) It is a longitudinal wave.

2)It is an Em wave.

3) It is a form of energy which gives a sense of hearing.

Light:

1)It is a transverse wave.

2) It is a mechanical wave.

3) It is a form of energy which gives a sense of vision.