Define echo...........
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Answered by
53
a repetition of sound produced by the reflection of sound waves from a wall, mountain, or other obstructing surface.
OR
a sound heard again near its source after being reflected.
OR
a sound heard again near its source after being reflected.
8984900222:
The sound returning back towards the source after suffering reflection from a distant obstacle
Answered by
30
An echo is the repetition of the original sound heard after the sound is reflected from a distant, dense and rigid object ( such as a high building, Cliff, etc).
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