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4 cards from this section. Quick, good the night before a test.
What happens to light when it hits a mirror?
Think about the surface quality.
Define incident ray.
It's the beginning of interaction with the surface.
What is the angle of incidence?
It relates to how light approaches a surface.
True or False: In regular reflection, images are formed on rough surfaces.
Think about how surfaces affect image clarity.
A beam of light hits a flat mirror at a 60° angle. Calculate the angle of reflection and sketch the scene.
Use the law of reflection.
Describe how the behaviour of light changes when the angle of incidence approaches 90°.
Consider the critical angle in optics.
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