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Electricity Notes 6 - Circuits The path that an electrical current flows. Electric Circuit – _______________________________________ All electrical circuits have 4 parts: Source of electric current (battery or wall outlet) 1.____________________________________________________ Load, device that uses the electric current. 2.____________________________________________________ (Light bulb, motor, toaster etc.) ____________________________________________________ Wires, used for connecting the circuit together. 3.____________________________________________________ Switch, turns the system on and off. 4.____________________________________________________ Open/Closed Circuits Electric current can not flow through an • Open Circuit – ________________________________ open circuit. (switch off) No connection. ____________________________________________ Electric current can flow through circuit. • Closed Circuit – _______________________________ (Switch on) Connection. • ____________________________________________ Schematic diagrams + M battery resistor Load lamp Switch open motor wire Switch closed
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