N5 Physics - Electricity

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Across
  1. 2. An ___ will only emit light if it is connected in forward bias
  2. 4. volts = joules per ___
  3. 6. the mains supply in Scotland is 230 V __ 50 __
  4. 8. A ___ is a device which stops the flex of a an appliance overheating
  5. 9. how are lights in a home connected?
  6. 10. / E out compared to E in as a percentage is known as ___
  7. 11. 1 J/s = 1 ___
  8. 12. In a parallel circuit the voltage ___ each branch is the same as the voltage from the supply
  9. 15. energy cannot be ___
  10. 17. which component limits current?
  11. 18. In a ___ circuit current is the same value everywhere
Down
  1. 1. Increasing ___ of a wire makes resistance larger
  2. 3. What type of charge do alpha particles have?
  3. 5. ___ energy is directly proportional to the square of the speed of an object
  4. 7. which type of component acts as a switch but only at voltages equal to or greater than 0.7 V?
  5. 10. which wire provides current with a path of low resistance in appliances?
  6. 13. energy cannot be ___
  7. 14. these are not free to move in an insulator
  8. 16. resistors in parallel make circuit current ___
  9. 19. ___ = Q/t