Electrical Quantities IGCSE

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Across
  1. 2. electrical current can only flow in 1 direction
  2. 4. electrical current can flows in 1 direction and then the opposite direction
  3. 5. a type of variable resistor
  4. 8. splits the potential diļ¬€erence of a power source between two components
  5. 10. resistors connected one after each other
  6. 11. Charge divided by time
  7. 12. current electron flow
  8. 14. any device that uses current
  9. 15. device that measure voltage
  10. 17. a coil of conductive wire
  11. 18. a quantity measured in Coulombs
Down
  1. 1. a resistor that you can change the resistance manually
  2. 3. flow of postive charges
  3. 5. resistors connected next to each other that are part of the same circuit
  4. 6. device that measures current
  5. 7. another term for Voltage
  6. 9. energy supplied by battery to a Coulomb of charge
  7. 13. electrical component that only allows current to flow in 1 direction
  8. 16. protecs electrical equipment from electrical surges