Garretts science crossword

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Across
  1. 5. you need it to breath
  2. 6. table list of elements
  3. 7. it is the worst ore in Minecraft
  4. 9. rhymes with mases
  5. 11. is made up of 2 or more substances
  6. 13. has a chemical symbol of Ag
  7. 14. my girlfriend wants a _______ ring
Down
  1. 1. it is everything
  2. 2. is the planet where superman is from
  3. 3. I am used to clean public pools
  4. 4. point when it gets to a certain
  5. 6. atomic number of 19
  6. 8. it is water
  7. 10. it is a state of matter
  8. 12. my grandma has a cookie ___