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Across
- 1. A final decision reached after studying results
- 4. The remains of a plant or animal from long ago preserved in rock
- 6. A change in a living thing that helps it survive
- 7. A tool for measuring temperature
- 9. When a solid mixes into a liquid and seems to disappear
Down
- 2. A gas in the air that living things need to breathe
- 3. A material that electricity or heat can pass through easily
- 5. The part of an experiment that stays the same for comparison
- 8. The amount of matter in an object