P1&2 Revision

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Across
  1. 5. The useful energy transferred by a device divided by the total energy consumed by the device.
  2. 8. The wavelength of light in between visible light and microwaves.
  3. 10. A material that reduces heat loss.
  4. 11. The unit of power.
  5. 12. A material that can efficiently transfer heat.
  6. 13. Thermal energy transferred by light
  7. 14. The energy transformed or transferred per second.
Down
  1. 1. Thermal energy transferred by a flow of particles.
  2. 2. The unit of Energy used by electricity companies.
  3. 3. The unit of Energy.
  4. 4. When energy is not transferred into 'useful' energy and is instead 'lost' to the surroundings.
  5. 6. Thermal energy transferred by particles colliding and transferring energy.
  6. 7. The law of energy stating that it can neither be created or destroyed.
  7. 9. The energy transferred by a force