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Across
- 2. Any water that falls from clouds such as rain, snow, or hail
- 4. A group of living things that are the same kind
- 6. A sudden shaking of the ground caused by movements deep inside Earth
- 7. The steps followed to do an experiment
Down
- 1. How hot or cold something is
- 3. A substance that living things need for energy and growth
- 5. A state of matter that spreads to fill any space
- 8. A hard solid piece of the Earth made of minerals