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Across
- 3. A community of living things and their environment working together
- 4. The band of colors formed when white light is split
- 6. The amount of space something takes up
- 7. Carefully watching and noting what happens
- 8. The path water takes as it moves between Earth and sky
Down
- 1. To find the size, amount, or degree of something
- 2. A form of energy that makes things warm
- 5. The steps followed to do an experiment