science crossword

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Across
  1. 7. a large amount of matter with no definite shape
  2. 8. the different forms of matter
  3. 9. a specific find of matter with particular properties
  4. 10. a substance which cant be broken down anymore
  5. 11. the change of a chemical substance
  6. 14. to make something different
Down
  1. 1. physical characteristics of an object
  2. 2. the characteristics of an object
  3. 3. a change to a physical feature
  4. 4. this is both a physical and chemical change; blue is an example of this
  5. 5. the basic unit of an element
  6. 6. an object that takes up space and has mass
  7. 11. a change from one substance to another
  8. 12. a group of bonded atoms which represent a small unit in a chemical compound
  9. 13. something made of 2 or more different elements; a mixture