Science, asked by prerna4162, 7 months ago

hi friends. can u tell me in detail about echo please it is urgent​

Answers

Answered by jasmeet1479
1

Answer:

sound that is repeated as it is sent back off a surface such as the wall of a tunnel

Answered by Shs07
0

Answer:

The bouncing back (mainly repetition) of sound from a surface is called as echo.

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