Switch - can be used to turn on and off a circuit, Wire - carries the electricity from the battery to the bulb. It functions as a connector, Cell Holder - holds the cells and makes it easy for the wires to be attached, Cell - stores electricity and pushes it around  the circuit, Bulb Holder - a device designed to hold a bulb and make it  easier for the circuit to be attached, Light Bulb - lights up when electricity goes through it,

Simple Circuit Component

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