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Across
- 2. A mixture where one substance dissolves completely in another
- 5. The act of moving or changing position
- 8. A sample of something used for study
Down
- 1. When a gas cools and turns back into a liquid
- 3. A substance that living things need for energy and growth
- 4. A unit of information that passes traits from parents to children
- 6. The tendency of an object to stay still or keep moving
- 7. A form of energy that allows us to see