10.3.2 - Refraction at a rarer medium
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Practice Questions
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What happens to light when it passes from a denser medium to a rarer medium?
💡 Hint: Think about how light behaves at the interface.
Define critical angle.
💡 Hint: Consider the scenario where no refracted light is seen.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What direction does light bend when it travels from a denser to a rarer medium?
💡 Hint: Remember the behavior observed in prisms.
Is the critical angle dependent on the wavelength of light?
💡 Hint: Focus on the relationship between media.
1 more question available
Challenge Problems
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A light ray in water strikes the water-air boundary with an angle of incidence of 30°. Calculate the angle of refraction.
💡 Hint: Set up the relationship with Snell's law.
If the critical angle for glass to air is approximately 42°, what can be inferred about the refractive index of glass?
💡 Hint: Relate the critical angle's sine to the refractive indices.
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