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5 cards from this section. Quick, good the night before a test.
What is rectilinear propagation?
Think about how a laser beam travels.
What happens during reflection?
Consider how you see yourself in a mirror.
Light travels in straight lines. True or False?
Consider the path of a laser beam.
What happens when light strikes a mirror?
Think about how you see your image.
A laser beam travels from air into water. Draw the path it takes, describing what happens to its speed and direction.
Draw out the incident and refracted rays; identify the normal.
Explain how light behaves when it hits a rough surface compared to a smooth one. What are the outcomes?
Consider the different types of surfaces you encounter.
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