Energy Puzzle

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Across
  1. 4. object that stretches when forms into its original shape
  2. 9. A form of energy that flows from hot objects to cool objects
  3. 10. when an object comes to a stop
  4. 14. Moving energy
  5. 15. what hold molecules or atoms together
Down
  1. 1. the speed of an object and its direction
  2. 2. The amount of matter in an object
  3. 3. Energy that is responsible for its temperature
  4. 5. Energy in the center of an nucleus or an atom
  5. 6. energy of motion or something that can move objects
  6. 7. A form of radiation that can be seen with human eyes
  7. 8. A energy is never created or destroyed
  8. 11. A invisible force that pulls objects towards each other
  9. 12. A type of energy that humans can hear
  10. 13. when an object is moving