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117 bytes added ,  00:16, September 6, 2007
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Reverted edits by 111EISWEJJJJ111 (Talk); changed back to last version by Parrothead
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'''Refraction''' is the change in direction of [[light]] when moving from one medium to another.
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[[category:physics]]
nsTeam1RO, nsTeam1RW, nsTeam1_talkRO, nsTeam1_talkRW
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