States of Matter

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Across
  1. 4. when a liquid turns into a gas.
  2. 9. one of the distinct forms in which matter can exist.
  3. 11. super heated matter – so hot that the electrons are ripped away from the atoms forming an ionized gas.
  4. 13. a type of matter with specific properties that make it less rigid than a solid but more rigid than a gas.
Down
  1. 1. the process by which water vapor in the air is changed into liquid water.
  2. 2. the energy contained within a system that is responsible for its temperature.
  3. 3. when a liquid becomes a vapor by touching a hot surface.
  4. 5. the process in which something changes from liquid to solid as the temperature becomes lower.
  5. 6. a substance that has no fixed size or shape.
  6. 7. the amount of space occupied by a three-dimensional figure as measured in cubic units
  7. 8. a state of matter that retains its shape and density when not confined.
  8. 10. The process in which solid substances are converted into liquids by adding heat.
  9. 12. a dimensionless quantity representing the amount of matter in a particle or object.