ICSE Class 7 Answered
True or False
1) In sound waves,movement of particles occurs-
2) Direction of propagation is a direction of energy-
Asked by bbandab | 10 Mar, 2020, 12:47: PM
Expert Answer
1. True.Sound waves are mechanical wave in nature and is charaterized by movement of particle of medium. The particle vibrate parallel to the direction of motion of the wave.
2.True. Energy travels along the direction of vibration of particles.
Answered by Utkarsh Lokhande | 11 Mar, 2020, 10:35: AM
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