Basic Electrical Wiring - Crossword

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Across
  1. 2. material that does not easily let electricity pass
  2. 4. = Volts x Amps
  3. 7. The best conductor
  4. 9. Negative ions
  5. 13. electricity is sold by
  6. 14. An insulator that is hard and brittle
Down
  1. 1. a welder commonly runs on 220 ____
  2. 3. How much insulation to remove from a wire
  3. 5. when two switches control the same light
  4. 6. watts measure electricity going to a tool or bulb per
  5. 8. another type of circuit
  6. 10. material that lets electricity easily pass through
  7. 11. These circuits are better
  8. 12. which direction should a wire hook face