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refraction. The rules of refraction. Waves change speed as they move from one medium to another. E.G. light waves move faster in air than in water. Which is why…. equation. v = f × λ. Refractive index. Sin I over Sin R Refractive index of glass (pure crown glass): 1.50 – 1.54.
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The rules of refraction Waves change speed as they move from one medium to another. E.G. light waves move faster in air than in water
equation • v = f × λ
Refractive index • Sin I over Sin R • Refractive index of glass (pure crown glass): 1.50 – 1.54