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Across
- 3. A material that does not let electricity or heat pass through easily
- 5. A tiny particle of light energy
- 6. A tool that makes far-away things look closer
- 8. A pattern of energy moving through space or matter
- 9. The invisible force that pulls things toward the Earth
Down
- 1. A material that electricity or heat can pass through easily
- 2. To say what you think will happen based on evidence
- 4. When one substance soaks up or takes in another
- 7. A pure substance made of only one type of atom