Properties of Matter

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Across
  1. 2. no definite volume or shape
  2. 4. how quickly a substance can catch on fire
  3. 5. two or more elements combined chemically
  4. 10. matter that always has the exact same makeup
  5. 12. substance allowing heat or energy to flow
  6. 13. anything that has mass and takes up space
  7. 18. how harmful a substance is
  8. 19. a substance that contains only one type of atom
  9. 20. any mix of atoms or molecules
  10. 25. tool chemists use
Down
  1. 1. type of change when when properties of a substance change but the composition does not
  2. 3. how much space something takes up
  3. 6. degree of compactness of a substance
  4. 7. the branch of science that deals with the identification of the substances that make up matter
  5. 8. can't see parts of the mixture
  6. 9. how reactive a substance is
  7. 11. if a substance will scratch another substance
  8. 14. how acidic a substance is
  9. 15. type of change when a substance reacts and forms one or more new substances
  10. 16. something dissolved in water
  11. 17. definite volume and indefinite shape
  12. 21. parts of the mixture are noticeably different
  13. 22. definite shape and volume
  14. 23. resistance to flow
  15. 24. ability to be flattened into sheets