Refraction of Light

By Vanessa Woods,2014-01-20 18:58
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Refraction of Light 1. Refraction is the bending of light as it travels into a medium of different density. 2. A medium is any substance light travels through. 3. Refraction of light can cause optical illusions. 1. Using your ray box direct a thin beam of light into a semi-circular perspex block as shown. Mark on your diagram the path of the ray going through the block...

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