An echo occurs when a sound wave is - Practice (English) | ObjectiveMcq

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An echo occurs when a sound wave is - Practice (English) | ObjectiveMcq

PracticeGeneral ScienceSound WavesAn echo occurs when a sound wave is...

Sound Waves General ScienceEasy

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An echo occurs when a sound wave is

Correct Answer:

(D) reflected

Explanation:

reflected

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