Electricity/Circuits Flashcards

Front

Alternating current (AC)

Back

A flow of electric charge that regularly reverses direction; produced by a generator.

Front

Direct current (DC)

Back

Electric current that flows in only one direction, produced by a battery.

Front

Generator

Back

A machine made of coiled wire and magnets that converts mechanical energy into electrical energy (AC current).

Front

Battery

Back

A device that converts chemical energy into electrical energy (DC current).

Front

Voltage

Back

The electrical potential energy difference required to move an electric charge from one point to another along a circuit; it causes electrons to flow.

Front

Volts

Back

Unit of voltage

Front

Current

Back

The flow of electric charge.

Front

Amps

Back

Unit used to measure electric current.

Front

Resistance

Back

A material's opposition to the flow of electric current.

Front

Ohms

Back

Unit of resistance