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Description
Quiz by Ellen Billingham, updated more than 1 year ago
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Created by Ellen Billingham
about 11 years ago
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Question 1
Question
What happens when you look through a filter?
Answer
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Nothing
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Everything seems to turn that colour
Question 2
Question
What happens if you look through a number of filters at the same time?
Answer
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The colours of light you see appear darker
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You see a rainbow
Question 3
Question
If you are looking through a red filter, what do objects that are red anyway look like?
Answer
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They appear really bright so you can't miss them
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It looks like they aren't there
Question 4
Question
What colour light would a green filter allow you to see?
Answer
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Green
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Yellow and cyan
Question 5
Question
If you have a white light and you put more than one filter over it, what happens?
Answer
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It will subtract more colours from the white light.
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It won't do anything because white light is too bright.
Question 6
Question
What are the three primary colours of light?
Answer
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Red, green and blue
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Yellow, magenta and cyan
Question 7
Question
What are secondary colours?
Answer
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Different shades of the primary colours.
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The colours you get when you mix two of the primary colours together.
Question 8
Question
Which two primary colours mix together to make yellow?
Answer
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Green and red
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Blue and green
Question 9
Question
Which two primary colours make cyan when they are mixed together?
Answer
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Red and blue
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Green and blue
Question 10
Question
Which two primary colours make magenta when they are mixed together?
Answer
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Green and red
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Red and blue
Question 11
Question
Why are daffodil petals yellow?
Answer
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Because the pigments in them absorb blue light, so only red and green are there and they make yellow.
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Because that's what colour they are in their DNA
Question 12
Question
If you look through a red filter, what colour would something that is cyan coloured appear to be?
Answer
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Red
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Black
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