what is an echo? what are the two conditions required to hear an echo?
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the reflected sound is called echo.
and one also defination.
the bouncing back sound is called echo
transverve wave and longutidunal wave to hear echo
and one also defination.
the bouncing back sound is called echo
transverve wave and longutidunal wave to hear echo
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2
Answer:
An echo is a sound that is repeated because the sound waves are reflected back. Sound waves can bounce off smooth, hard objects in the same way as a rubber ball bounces off the ground. Although the direction of the sound changes, the echo sounds the same as the original sound.
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