Chapter 5 - Colour

Question 1

What are the primary colours of light?

Answer 1

Red, Green & Blue

Question 2

What colour do we see if we mix Red & Green light?

Answer 2

Yellow.

Question 3

What colour do we see if we mix Green &Blue light?

Answer 3

Cyan.

Question 4

What colour do we see if we mix Blue & Red light?

Answer 4

Magenta.

Question 5

What colour do we see if we mix Red, Green & Blue light?

Answer 5

White.

Question 6

What colour do we see if no light can reflect from an object?

Answer 6

Black.

Question 7

What colours of light can a Red object reflect?

Answer 7

Red.

Question 8

What colours of light can a Cyan object reflect?

Answer 8

Blue & Green.

Question 9

What colours of light can a White object reflect?

Answer 9

All Colours.

Question 10

What colours of light can a Black object reflect?

Answer 10

None.

Question 11

What does a filter do?

Answer 11

Only allows light of a certain colour to travel through.

Question 12

What colour will a Red object look under Red light?

Answer 12

Red.

Question 13

What colour will a Blue object look under Red light?

Answer 13

Black

Question 14

What colour will a Yellow object look under Green light?

Answer 14

Green.

Question 15

What colour will a White object look under Cyan light?

Answer 15

Cyan

Question 16

What colour will a Magenta object look under Yellow light?

Answer 16

Red.