what are compressions and rarefactions?
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Explanation:
Compression is the action of compressing or being compressed.
Whereas, rarefactions is the lessening of density of tissue, especially of nervous tissue or bone.
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Answer:
Compressions and Rarefactions
Because of the longitudinal motion of the air particles, there are regions in the air where the air particles are compressed together and other regions where the air particles are spread apart. These regions are known as compressions and rarefactions respectively.
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