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Across
- 2. Wearing away of land by water or wind
- 7. Device for controlled nuclear reactions
- 9. Preserved remains of ancient life
- 10. Solid with ordered atomic structure
- 11. One body blocking another in space
Down
- 1. A word related to science
- 3. A word related to science
- 4. Fourth state of matter
- 5. Slow-moving river of ice
- 6. A word related to science
- 8. Positively charged particle