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Across
- 1. A hard solid piece of the Earth made of minerals
- 4. A group of living things that are the same kind
- 8. The process of making new living things
Down
- 2. Any living thing such as a plant or animal
- 3. When a solid mixes into a liquid and seems to disappear
- 5. A mixture where one substance dissolves completely in another
- 6. The force that slows things down when they rub together
- 7. The power that makes things move or change