Difference between revisions of "Echo"

Latest revision as of 21:32, 7 April 2019

An echo happens when sound in a gas or a liquid meets the boundary with a solid.

Some animals like bats and dolphins use echo location to find their prey by making a sound and listening for the echo.

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 ===About Echos===
 : An [[echo]] happens when [[sound]] in a [[gas]] or a [[liquid]] meets the boundary with a [[solid]].
-: Some [[animal]]s like [[bat]]s and [[dolphin]]s use [[echo]] location to find their [[prey]] by making a [[sound]] and listening for the [[echo]].
+: Some [[animal]]s like bats and dolphins use [[echo]] location to find their [[prey]] by making a [[sound]] and listening for the [[echo]].