Physical Science And Elements

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