Column B
1. Load: Any device that uses electrical current to operate.
2. Battery: Source of electrical energy in a circuit.
3. Resistor: Used to limit the flow of electrical current in a circuit.
4. Wires: Used to connect the different parts of a circuit.
5. Capacitor: Used to store electrical energy in a circuit.
6. Switch: Used to turn a circuit on and off.
7. Relay: A device that opens and closes the circuit.
8. LED: A semiconductor device that emits light when current passes through it.