chemistry final crossword

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Across
  1. 3. a set of things working together as parts
  2. 4. a measure of average thermal energy
  3. 9. testable statement
  4. 10. a fluid that can change volume very easily
  5. 14. grow or make greater
  6. 17. a substance made from a chemical reaction
  7. 20. not allowing fluid to pass through
  8. 22. has a definite volume but can flow
  9. 23. the amount of matter in something
  10. 25. made by mixing substances together
Down
  1. 1. anything that has mass and takes up space
  2. 2. the basic unit of a chemical element
  3. 5. are found in the nucleus of the atom and have positive charge
  4. 6. a body of permeable rock which can contain water
  5. 7. a particular substance
  6. 8. how far something is
  7. 11. has a pH less than 7
  8. 12. a state in which opposing forces or influences are balanced
  9. 13. change from a liquid to a solid
  10. 15. more than one kind of atom chemically joined
  11. 16. useable power such as heat or electricity
  12. 18. the degree of compactness of a substance
  13. 19. send into the air
  14. 21. the amount of space something takes up
  15. 24. not fluid