christmas
Across
- 2. material that does not pass electrical charge
- 6. Gas used to disinfect pools
- 7. Element with symbol 'K'
- 9. Curie: First woman to win a Nobel Prize
- 11. natural disasters measured on Richter scale
- 12. Study about mushrooms
- 13. Has three molecules of oxygen
- 14. Closet time in minutes that sunlight takes to reach on earth
Down
- 1. The hardest natural substance on Earth
- 3. Hottest planet in the solar system
- 4. Used in thermometers
- 5. Planet with most gravity
- 8. Atom with no electric charge
- 10. Main gas in Earth's atmosphere