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Echo
,Created page with "==Key Stage 3== ===Meaning=== An echo is a reflection of sound. ===About Echos=== : An echo happens when sound in the air meets the boundary with a ..."
==Key Stage 3==
===Meaning===
An [[echo]] is a [[reflection]] of [[sound]].
===About Echos===
: An [[echo]] happens when [[sound]] in the [[air]] meets the boundary with a [[solid]].
===Meaning===
An [[echo]] is a [[reflection]] of [[sound]].
===About Echos===
: An [[echo]] happens when [[sound]] in the [[air]] meets the boundary with a [[solid]].