Revision history of "Nature of Light white light and colours activity1"

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  • curprev 07:07, 22 July 2014Ranjani talk contribs 1,633 bytes +1,633 Created page with "* '''Estimated Time''' - 2 periods of 40 minutes * '''Materials/ Resources needed''' White paper, Pins, Source of Light, Prisms, Dark room * '''Prerequisites/Instructions, if ..."