Energy

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Across
  1. 3. The unit used to measure energy used in the home
  2. 4. Energy ÷ time
  3. 6. The unit for Power
  4. 7. Power x time
  5. 10. The amount of useful energy transferred
Down
  1. 1. How long it takes to save the money that an efficiency measure costs
  2. 2. The unit of energy
  3. 4. The amount of energy transferred in a second
  4. 5. Energy ÷ power
  5. 8. The ability to do work
  6. 9. The diagram used to show energy transfers