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2 cards from this section. Quick, good the night before a test.
What happens to light when it enters a denser medium?
Think about the direction relative to the normal line.
Define Snell's Law.
Consider the refractive indices!
What does Snell's Law relate?
Think about light bending at boundaries.
True or False: The frequency of light changes when it enters a different medium.
What determines frequency?
A light ray travels from vacuum (n=1) into diamond (n=2.42) at an angle of 30 degrees. Calculate the angle of refraction.
Write down the Snell's Law equation!
Using Snell's Law, derive the relationship between the wavelength of light in air and in a denser medium.
Consider how speed changes in different media.
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