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Light and colours

M. Harman

This crossword helps you recognise some of the key words when learning about light.

1 2
  4 5         6
9   10            

3.light may pass right through an object like this one
5.an object is always in the middle of a light source and one of these things. You have one!
8.we see with these
9.it happens on a surface
11.it happens to light getting into your eye
1.you used one of these to shine light
2.if light can pass completely through an object we say the light is "......."
4.not see through
6.when we mix red, blue and green light we see .......
7.light that has ended it's journey.
10.this thing changes the colour of white light into something else

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