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Across
- 4. The wearing away of land by water, wind, or ice
- 5. The passing of traits from parents to their children
- 6. A path that electricity travels along
- 7. Something in an experiment that can be changed or measured
Down
- 1. A curved piece of glass that bends light
- 2. A material that electricity or heat can pass through easily
- 3. The act of moving or changing position
- 5. The natural home of an animal or plant