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abstraction > hypothesis > theory > law > optical law > Snell's law

Snell's law comparison table

Subject	is an instance of	is a kind of	has definition
optical law		law
Snell's law	optical law		For a refracted light beam, the ratio of the sine of the angle of incidence to the sine of the angle of refraction is a constant. (also called the Law of Refraction)

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