Matter

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Across
  1. 2. The amount of space something occupies
  2. 5. Water vapour in its gaseous state
  3. 8. An example of a solid
  4. 9. This is a form of energy in motion
Down
  1. 1. An example of a gas
  2. 3. A substance that flows freely, such as cooking oil
  3. 4. Anything that has mass and takes up space
  4. 5. Substance with closely-packed particles
  5. 6. A type of liquid
  6. 7. Water vapour is an example of this state of matter