zachs crossword puzzle

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Across
  1. 2. basic unit of a chemical elemnt
  2. 3. increases rate of chemical reaction
  3. 6. sharing of two electrons
  4. 7. spread around
  5. 8. gives energy
  6. 9. measure of thermal energy
  7. 14. lowest part
  8. 15. group of atoms bonded together
  9. 17. reacts to what it is mixed with
  10. 20. fatty substance
  11. 21. acid form protiens
  12. 22. gives your body nutrients to do things
  13. 23. dissolves metals
  14. 25. shows someone or something
  15. 26. cannot be broken down
  16. 27. manufactured or re defined
  17. 28. change does not affect the chemical matter
Down
  1. 1. relates to north or south
  2. 3. sugar molecules
  3. 4. composed of two or more elements
  4. 5. action or fact as a whole
  5. 10. building blocks
  6. 11. change of materials into another
  7. 12. takes up space
  8. 13. regulates the heat or cold in a place
  9. 16. wearing away of
  10. 18. compound large class of compounds
  11. 19. almost always a protien
  12. 24. become a liquid