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Which phrase gives the correct definition for destructive interference?

A. when a wave appears to be at a standstill and vibrates in place

B. when the trough of one wave matches the crest of another

C. when two waves with identical crests and troughs meet

D. when energy reflects back toward its source

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Answer:

A

Explanation:

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rcd2tw46y6

Answer:

C. when two waves with identical crests and troughs meet

Explanation:

When the crests or troughs of two interfering waves meet, their amplitudes add together. This principle is known as constructive interference.

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Miss Hawaii