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What is a compression in physical science

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A compression is region in a longitudinal wave where the particles are closest together.
User Jamesfdearborn
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Answer:

A compression is a region in a longitudinal wave where the particles are closest together. ... The region where the medium is compressed is known as a compression and the region where the medium is spread out is known as a rarefaction.

Step-by-step explanation:

User Pauldx
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