Video Details

Waves: Compression and rarefaction

Grade Levels: 3 - 12
Length: 00:00:28
Website: http://www.uen.org/emedia
Usage rights: Download and retain personal copies in perpetuity.

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As the wave moves from left to right, particles collide, forming an area where particles compress. When the particles separate, rarefaction occurs. As the particles compress and separate, the wave moves forward.

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