Energy!

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Across
  1. 6. forms of energy which are not stored, e.g. sound and light.
  2. 7. the unit that energy is measured in.
  3. 8. when one type of energy is changed to another.
  4. 10. energy in the form of moving waves of light, e.g. the sun produces it.
  5. 11. a form of energy that is transferred by a difference in temperature.
  6. 13. energy caused by the movement of electrons through metal wires.
Down
  1. 1. the energy that is produced from vibrating waves or objects.
  2. 2. a ball at the top of a hill has this energy.
  3. 3. forms of energy which are stored, e.g. chemical and elastic.
  4. 4. the ability to do work or make change.
  5. 5. potential energy of the sub-atomic particles inside an atomic nucleus.
  6. 9. The energy in food and fuel, energy stored in chemical bonds that can be used later.
  7. 12. the energy stored in stretched or squashed objects.