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Jouer Mots Croisés
1 The phenomenon where the light spreads out after passing through ba narrow slit
2 The change in direction of light when it passes from one medium to another
3 The bouncing back of the light when it hits a surface
4 The part of the eye that control the amount of light entering
5 The natural source of light
6 A beam of light that travels in a straight line
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