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Crosswords Puzzle
Horizontal Words
- The red wavelength can change its —— the most (9)
- Light can go around… (7)
- Light can bounce off of a wall like a… (4)
- What can sometimes behave light matter? (5)
Vertical Words
- What is the shortest colour wave length? (6)
- What is the longest colour wave length? (3)
- Light is a source of.. (6)