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Across
- 2. Something in an experiment that can be changed or measured
- 4. To sort things into groups based on their features
- 5. A state of matter that spreads to fill any space
- 7. A chemical change when substances interact
- 8. Two or more atoms joined together
Down
- 1. The band of colors formed when white light is split
- 3. The bending of light as it passes from one material to another
- 4. The part of an experiment that stays the same for comparison
- 6. To write down information for later use