Science, asked by whissperlw, 3 months ago

Explain how an echo is made. Why are echoes heard sometimes, but not others?

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Answered by tajmohamad7719
18

Answer:

An echo is a sound that is repeated because the sound waves are reflected back. ... That is why echoes can be heard in a canyon, cave, or mountain range. But sounds are not always reflected. If they meet a soft surface, such as a cushion, they will be absorbed and will not bounce back.

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