SC-528
Refraction
Lower Sec Science · Secondary 1 · Hard · Refraction
A student shines a light ray from air into a glass block. The angle of incidence in air is 30°. The angle of refraction in glass is 18°.
Which statement about the speed of light is correct?
Which statement about the speed of light is correct?
- Light travels slower in glass than in air.
- Light travels faster in glass than in air.
- Light has the same speed in glass and air.
- Speed cannot be compared using refraction.
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