Topic 1 Vocabulary-Matter

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Across
  1. 4. group objects based on like properties
  2. 5. an observable trait of matter
  3. 6. join two or more things
  4. 8. set or fixed
  5. 9. the change from a liquid to a gas
  6. 11. type of matter that makes up an object
  7. 12. amount of matter in an object
Down
  1. 1. to give a good reason for a choice
  2. 2. matter that does not have a definite shape
  3. 3. the change from a liquid to a solid
  4. 4. the change from a gas to a liquid
  5. 7. the change from a solid to a liquid
  6. 10. the amout of space an object takes up