Electricity

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Across
  1. 2. Variable that you measure
  2. 6. Calculated using potential difference divided by current
  3. 7. Type of current that changes direction, used in mains electricity
  4. 10. Variables you keep the same to make the test fair
  5. 13. Blue wire in plug
  6. 14. Type of circuit with same current and shared potential difference
  7. 17. Green and yellow wire in plug attached to the top pin
  8. 18. Type of resistor that decreases resistance when temperature increases
  9. 19. Type of circuit with shared current and same potential difference
Down
  1. 1. Variable that you change
  2. 3. Type of current that travels in one direction, used in battery powered circuits
  3. 4. Electricity is transported to consumers using the ________ grid
  4. 5. The unit of measurement for power
  5. 8. The unit of measurement for potential difference
  6. 9. Brown wire in plug attached to pin next to fuse
  7. 10. Calculated using current multiplied by time
  8. 11. The unit of measurement for resistance
  9. 12. Type of resistor used to change potential difference when investigating resistance
  10. 15. Calculated using charge multiplied by potential difference
  11. 16. The unit of measurement for charge
  12. 20. The unit of measurement for current