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Index of Refraction
The semicircular block is ideal for a first quantitative activity on refraction. When placed as in this activity, rays bend only when exiting the block, simplifying observations. Students will measure angles of incidence and refraction, and calculate the index of refraction of Plexiglas.
Click here for applicable science standards
Required Equipment Light Box and Optical Set, Power Supply, Protractor, Refraction Cup
Download Teacher Notes and Student Worksheets
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Recommended quantity per lab group: 1
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