Matter Crossword Puzzle

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Across
  1. 2. a characteristic of a substance that can be observed or measured without actually changing the identity of the substance
  2. 5. a substance that has mass and takes up space
  3. 6. electrically charged gas; electrons broken away from their atoms and moving freely
  4. 8. substance containing more than one kind of element; chemically combined
  5. 9. different elements grouped together but not touching; physically combined
  6. 10. state of matter; three dimensional
  7. 11. listed on the periodic table
  8. 12. state of matter; takes the shape of its container; flows freely
  9. 14. has only one type of atom / chemical substance
Down
  1. 1. when two different substances combine and form a new substance
  2. 3. things like change in shape, size, or color
  3. 4. a change of one type of matter into another type
  4. 7. basic use of a chemical element
  5. 9. two or more atoms grouped together
  6. 13. has no shape or volume; takes the shape of its container