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Across
- 3. When a solid mixes into a liquid and seems to disappear
- 6. A material that does not let electricity or heat pass through easily
- 7. The act of moving or changing position
- 8. Vibrations that travel through the air and are heard by ears
Down
- 1. A form of energy used to power lights and machines
- 2. When light bounces off a surface like a mirror
- 4. The force that slows things down when they rub together
- 5. The natural home of an animal or plant