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Created page with "==Key Stage 4== ===Meaning=== Rarefaction is a part of a sound wave where the particles are spread far apart."
==Key Stage 4==
===Meaning===
[[Rarefaction]] is a part of a [[sound]] [[wave]] where the [[particle]]s are spread far apart.
===Meaning===
[[Rarefaction]] is a part of a [[sound]] [[wave]] where the [[particle]]s are spread far apart.