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8
Across
- 6. Carefully watching and noting what happens
- 7. A tiny particle of light energy
- 8. A unit of information that passes traits from parents to children
Down
- 1. The passing of traits from parents to their children
- 2. A tool that makes very tiny things look bigger
- 3. Anything that takes up space and has weight
- 4. An educated guess about what will happen in an experiment
- 5. The steps followed to do an experiment