matter crossword puzzle

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Across
  1. 4. a description or an object
  2. 5. forms when two different elements join
  3. 7. had neither definite volume or shape
  4. 8. change matter in which substances make up matter
  5. 13. a combination of two substances
  6. 14. ability to change into new substances
Down
  1. 1. a single kind of matter
  2. 2. anything that had mass and takes up space
  3. 3. has a definite volume but not shape
  4. 6. most common forms of matter
  5. 9. things that are made up of tiny pieces
  6. 10. a small particle that is a building block
  7. 11. what all matter is mad of
  8. 12. has a definite shape and volume