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Re: [Phys-l] optics

My 6 year old stumped me with a similar question. When taking a bath, why is the portion of her arm under water have a slightly different color?

Paul Lulai
Physics Instructor, Science Olympiad Coach,
.: Medtronic - St Anthony RoboHuskie Team 2574:. Faculty Advisor

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Education comes from within; you get it by struggle and effort and thought. Napoleon Hill
One had to be a Newton to notice that the moon is falling, when everyone sees that it doesn't fall. Paul Valéry