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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