Conservation of energy

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Across
  1. 2. conversion from grams to kilograms is ....by 1000.
  2. 6. energy that increases the temperature of an object.
  3. 7. the unit of energy.
  4. 8. energy that moves through the air as a longitudinal wave.
  5. 9. law of energy that states energy cannot be created or destroyed but only transferred into another form.
  6. 10. potential energy stored in a spring.
  7. 12. the unit of height
  8. 15. potential energy possessed by an object due to its position above the ground
Down
  1. 1. contact surface between two surfaces.
  2. 3. energy that is not useful.
  3. 4. energy stored between bonds and molecules.
  4. 5. amount of matter contained in a object.
  5. 10. energy stored in a battery.
  6. 11. the rate of change of distance.
  7. 13. swinging mass piece.
  8. 14. energy radiated by luminous objects.