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319 bytes added , 23:47, July 30, 2007

new article

'''Sound''' is a disturbance, caused by variations in [[pressure]], that travels as [[waves]] through a [[medium]]. The study of sound is knows as [[acoustics]]. Humans detect sound waves through their [[ears]].

== Human Perception ==
== Sound Wave Propagation ==
== Subcategories of Sound ==

[[Category:physics]]