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Across
- 3. A word related to science
- 5. Group of similar living organisms
- 8. Device for controlled nuclear reactions
- 9. Wearing away of land by water or wind
Down
- 1. A word related to science
- 2. A word related to science
- 3. Large molecule essential for life
- 4. Naturally occurring inorganic solid
- 6. Positively charged particle
- 7. One body blocking another in space