Revision history of "4Wave-11"

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  • (cur | prev) 07:26, 4 January 2012Mrsaunders (Talk | contribs). . (2,886 bytes) (+2,886). . (New page: ==Outcomes== * Pupils understand that light travels at different speeds in different media. * Pupils understand that the changing speed of light leads to the pheonmenon of refraction. ==[[...)