Electronics

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Across
  1. 3. Supplies energy to make a circuit work
  2. 5. This is a Process unit - makes small signals much bigger
  3. 9. Used to connect power on/off to a circuit
  4. 10. Output unit - changes electrical energy into movement
  5. 12. Input unit - changes sound to electrical signals
Down
  1. 1. Output unit - can be used to sound an alarm
  2. 2. Lights up whichever way it is connected
  3. 4. Output driver - turns outputs like LEDs on/off
  4. 6. Lights up but can only work the correct way in a circuit
  5. 7. Used to reduce the flow of electrical current
  6. 8. Unit of voltage
  7. 11. Unit of electrical current
  8. 13. Unit of resistance