Unit 5 Vocab

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Across
  1. 2. absorbs heat and energy
  2. 6. A state of matter that has no definite shape but has a definite volume.
  3. 8. the change of state from a liquid to a gas
  4. 11. a change directly from a gas to a solid without becoming a liquid.
  5. 12. releases heat and energy
  6. 13. a state of matter that has a definite shape and a definite volume
  7. 15. change in state from a solid to a liquid
  8. 16. a measure of how hot (or cold) something is; specifically, a measure of the average kinetic energy of the particles in an object.
  9. 17. Theory of Matter the idea that all matter is made up of tiny particles in constant motion
  10. 18. a state of matter with no definite shape or volume
Down
  1. 1. of Matter the principle stating that matter is not created or destroyed during a chemical reaction
  2. 3. a state of matter that consists of free-moving ions and electrons
  3. 4. a change directly from the solid to the gaseous state without becoming liquid
  4. 5. Anything that has mass and takes up space
  5. 7. the amount of space an object takes up
  6. 9. Changes Substances change phases by adding or subtracting energy
  7. 10. the change of state from a gas to a liquid
  8. 14. the change of state from a liquid to a solid