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Refraction
Discover how refraction is the change in direction of a light ray as the ray passes from one medium into another. Learn how Snell’s law relates the angles of incidence and refraction of a light ray passing from one medium into another to the indices of refraction of the two media.
This lesson is part of the members-only content of AP®︎/College Physics 2. The first 3 lessons of every course are free — this one starts after the free preview.
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