Chemistry

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Across
  1. 2. what do plants need to grow
  2. 4. what is everything made out off
  3. 7. a magnetic metal
  4. 9. this is where you find all the elements
  5. 12. a ph scale over seven
  6. 13. what do we need trees for
  7. 14. can fill a container of any shape
  8. 15. the chemical letter is O
Down
  1. 1. what does sea water have in it
  2. 3. what we find in swimming pools
  3. 5. what you would use to separate iron fillings with
  4. 6. the element symbol is Au
  5. 8. an acid that we can eat
  6. 10. found on the periodic table
  7. 11. what can acids be used for