Physical and Chemical Changes

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Across
  1. 2. procedure used to determine the volume of an irregularly shaped object
  2. 3. physical properties that depend on the type of matter, not the amount
  3. 9. properties observed during a reaction where a new substance is formed
  4. 10. these types of reactions require (absorb) energy
  5. 13. a phase change is an example of this (2 words)
  6. 15. SI units use this form of measurement (2 words)
  7. 16. a change from gas to solid
  8. 17. when using a graduated cylinder, you measure to the bottom of this
  9. 18. another way to describe a state of matter
  10. 24. has a definite shape and a definite volume
  11. 26. has indefinite shape but definite volume
  12. 27. these types of reactions release energy
  13. 28. 2 or more atoms chemically combined
  14. 29. this can be used to measure the volume of a substance (2 words)
Down
  1. 1. the most abundant state of matter in the universe
  2. 4. the amount of space something takes up
  3. 5. a change from liquid to solid
  4. 6. has indefinite shape and indefinite volume
  5. 7. mass divided by volume
  6. 8. a change from gas to liquid
  7. 11. this common substance expands as it freezes
  8. 12. this can be used to find the mass of a substance (3 words)
  9. 14. a change from solid to liquid
  10. 18. this type of property can be observed without changing the identity of a substance
  11. 19. physical properties that depend on the amount of matter, not the type
  12. 20. 2 different elements that are chemically bonded
  13. 21. another word for evaporation
  14. 22. a change from liquid to gas
  15. 23. rusting is an example of this (2 words)
  16. 25. a change from solid to gas