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Across
- 1. A tool for measuring temperature
- 3. A mixture where one substance dissolves completely in another
- 6. A quick back-and-forth movement
- 7. A substance that living things need for energy and growth
- 8. Any water that falls from clouds such as rain, snow, or hail
Down
- 2. The slow process of living things changing over many years
- 4. A sample of something used for study
- 5. A natural solid substance found in the earth