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3 cards from this section. Quick, good the night before a test.
What is refraction?
Think about how light behaves in water.
Define refractive index.
Consider light's speed in different materials.
What phenomenon describes the bending of light?
Think about how light changes direction.
True or False: The refractive index of air is greater than that of water.
Consider the bending of a straw in a glass of water.
Light enters a medium with n = 1.5 at 45°. Calculate the angle of refraction.
Don't forget to use a calculator!
Explore how changing the angle of incidence affects refraction in a water to glass transition.
Use Snell's Law to link your observations.
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