Across
- 3. the center of a cell
- 5. This Element is one of the main elements used in nuclear reactors
- 8. This element is the reason is you eat 400 bananas you will die
- 10. This element is the first element in water
- 14. This Element is used in pools
- 18. An Negatively charged subatomic particle
- 19. This Element is W on the periodic table
- 20. The Column of numbers that show the energy levels on the periodic table
Down
- 1. This Element is used to help heal tissue cells
- 2. our science teacher
- 4. This Element Is used in carbon fiber
- 6. Changes the speeds of chemical reactions
- 7. This is the second element in Iron-Silicon
- 9. Laying don of sediment on the earth
- 11. the hundreds of items of the periodic table
- 12. This Element is used as a catalyst
- 13. The concept of emptiness
- 15. A rhythmic disturbance
- 16. This Element is the main element we breathe in the air
- 17. An positively charged subatomic particle