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Across
- 2. The upward force that makes things float in water
- 7. A tool that makes far-away things look closer
- 8. The power that makes things move or change
- 9. A test done to discover something new
Down
- 1. The part of an experiment that stays the same for comparison
- 3. A tiny particle of light energy
- 4. A sample of something used for study
- 5. To say what you think will happen based on evidence
- 6. A mixture where one substance dissolves completely in another