Question
Sound waves are a sequence of compressions and _________ .
Answer: Option C
:
C
Sound waves are a sequence of compressions and rarefactions. A compression is a region in a longitudinal wave where the particles are closer than normal. A rarefaction is a region in a longitudinal wave where the particles are farther than normal.
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:
C
Sound waves are a sequence of compressions and rarefactions. A compression is a region in a longitudinal wave where the particles are closer than normal. A rarefaction is a region in a longitudinal wave where the particles are farther than normal.
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