Physics-Colour Test Flashcards
0
Q
What are the three primary colours?
A
Red
Green
Blue
1
Q
How are colours made?
A
By mixing other colours of light
2
Q
What are the colours made by mixing the primary colours?
A
Magenta-red, blue
Yellow-green, red
Cyan-blue, green
3
Q
What is white light made of?
A
A spectrum of colours
4
Q
What happens when you see a colour?
A
The object absorbs all the colours of the spectrum part from the one you see
5
Q
What happens when you see a secondary colour?
A
The object absorbs all the colours of the spectrum except the two you see
6
Q
What does black absorb?
A
All colours, none are reflected
7
Q
What does white absorb?
A
No colours, all are reflected
8
Q
Why does a red filter do?
A
Absorbs all colours apart from red
9
Q
What does a magenta filter do?
A
Absorbs all colours except red and blue
