States of Matter and Phase Changes Crossword

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Across
  1. 3. Phase change in which a gas is converted directly to a solid
  2. 5. State of matter that has a definite volume but does not have a definite shape
  3. 7. Phase change in which a solid is converted directly to a gas
  4. 9. Energy that is transferred of from warmer things to cooler things
  5. 12. Phase change in which a gas turns into a liquid
  6. 15. A type of reaction that releases energy to its surroundings
  7. 16. State of matter that does not have a definite volume and shape
  8. 17. Phase change in which a liquid turns into a solid
Down
  1. 1. State of matter that has a definite shape and definite volume
  2. 2. The temperature at which a substance changes from a solid to a liquid
  3. 4. A type of reaction that absorbs energy from its surroundings
  4. 6. Anything that has mass and takes up space.
  5. 8. Phase change in which a solid turns into a liquid
  6. 10. Measure of the average kinetic energy of all the particles in a substance
  7. 11. Phase change in which a liquid turns into a gas
  8. 13. Physical change in the state of matter from one state to another
  9. 14. The temperature at which a substance changes from a liquid to a gas