1
Q
What is the law of reflection?
A
The angle of incidence always equals the angle of reflection.
2
Q
What is the 4 important details about an image in a plane mirror?
A
- Virtual
- The same size as the object
- Laterally inverted
- The same distance behind the mirror as the object is in front of the mirror
3
Q
What is refraction of light?
A
The change in direction of a beam of light as it travels from one material to another.
4
Q
What is the angle between the normal and the incident Ray?
A
The angle of incidence
5
Q
What’s the angle between the normal and refracted Ray?
A
The angle of refraction.
6
Q
What is dispersion of white light?
A
When a white light passes through a glass prism and is separated into multiple colours
7
Q
What must a white light go through to make a spectrum?
A
A glass prism
8
Q
What is a spectrum?
A
A band of colours like in a rainbow
S2 Physics
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