The big test Flashcards
1
Q
What are the 3 colours of light
A
Green blue red
2
Q
What does blue +green=
A
Cyan
3
Q
What does green +red=
A
Yellow
4
Q
Red+blue
A
Magenta
5
Q
What are some optical instruments
A
Microscope camera glasses
6
Q
What do the call a rainbow
A
A spectrum
7
Q
How does a spectrum happen
A
When white light enters a prisim
8
Q
What is red +blue +green
A
White
9
Q
What does a concave lens do
A
Spread light out
10
Q
What does a convexdo
A
Bring light together
11
Q
What is refctuon
A
When light hits something slow down and changes dirction
12
Q
If the angle of incidence is 10o what is the angle of reflection
A
10o
