The Coffeecup Caustic
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|You are drinking from a cylindrical cup in the sunshine. Sometimes, when the sun shines into the cup, you can see a crescent of light as the sunshine reflects from the inside of the cup onto the surface of the drink. This Java applet illustrates the optics involved.|
|Levels:||Middle School (6-8), High School (9-12)|
|Resource Types:||Documents/Sketches/Galleries, Web Interactive/Java|
|Math Topics:||Conic Sections and Circles, Optics|
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