Complete the crossword, then click on "Check" to check your answer. If you are stuck, you can click on "Hint" to get a free letter. Click on a number in the grid to see the clue or clues for that number.

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 Check 

Across: 2. Unit of energy 4. Brown wire 5. Instrument to show AC 8. Yellow and green wire 10. Earth spike is driven into the ______ 12. Blue wire 13. ____ = charge x voltage 14. Current that is changing direction all the time 15. Unit of charge

Down: 1. Rate of transferring energy 3. Current from a battery. 5. Current x time 6. Electricity into our homes 7. Flow of charge 9. Electrical pressure 11. Where the earth wire is connected to the neutral