1
Q
What is refraction?
A
The change in speed of light when it travels from one material to another
2
Q
What happens when light travels from a less dense material to a more dense material?
A
It slows down and changes direction towards the normal
3
Q
What happens when light travels from a more dense material to a less dense material?
A
It speeds up and changes direction away from the normal
National 5 Physics
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