matter

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Across
  1. 3. the volume of a gas increases with increasing temperature.
  2. 4. A gas-like mixture of charged particles that move very fast due to the extreme amount of heat energy
  3. 7. when matter expands
  4. 9. gas state
  5. 11. an object mass compared to its volume
Down
  1. 1. Can be observed or measured without changing the matter’s identity.
  2. 2. The amount of energy needed to change a material from a solid to the
  3. 5. state.
  4. 6. the amount of force matter pushes on an amount of space
  5. 8. The amount of energy needed to change a material from the liquid state to
  6. 10. any object that has mass and takes up space