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SNC 1P1 Date: ________________
Lesson 5 – Electric Circuits
Electric Circuit A ____________, or closed, path in which _____________________ A device is ON only if the
circuit is ___________, or complete
Parts of a Circuit
Part Description Example
______________ Provides __________________ in a circuit
Dry cell (________)Wall outlet
________ Converts electrical energy into ____________________________
Light bulb________Oven
______________ Provides a ________________ for electrons to flow ________
____________ Allows for the current to be switched ____________
_________Timer
Circuit Symbols
Sources of electrical energy
Electric Cell Three-cellBattery
Loads Light Bulb Electric Motor
Control devices Open Switch Closed Switch
Electrical Conductor Connecting Wire
Circuit Diagram A drawing of an electric circuit using _____________________
Series Circuit Two or more loads are connected _______________________ Only ____________ for electrons to flow
Parallel Circuit Two or more loads are arranged so there are
___________________ for electrons to flow