Answers

2015-08-05T19:12:13+05:30
The energy to which the human ears are sensitive is known as sound.
Its mainly of following types on the basis of frequencies:
1. Audible Sound waves
2. Infrasonic Sound waves
3. Ultrasonic Sound waves
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  • Brainly User
2015-08-06T05:45:43+05:30
Sound is an electro magnetic wave
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