Matter

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Across
  1. 2. dense when shaken
  2. 4. made up by small particles
  3. 5. how things change and move
  4. 6. like hot
  5. 8. is the amount of matter
  6. 10. water, oil, etc
  7. 12. the appearance
Down
  1. 1. amount of space taken up
  2. 3. anything that takes up space
  3. 7. hot or cold
  4. 9. something hard and holds it shape
  5. 11. an air-like substance