The Red and Blue Dot

delapeyre64 | 01:53 Mon 17th Jan 2005 | Science

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If you shine a red and blue dot through a tube onto a wall and then cross the beams they change arround your red dot goes blue and visa versa.

Aparently it hasnt been solved?

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It's probably because the lights reflect of each other and then seem to appear as if the colour are swapping

Gef

What is the question? How do you shine a dot?

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