F/C 8th Grade Electricity Part 2

Front

What is an open circuit?

Back

A circuit that is not complete and no electric energy flows through the circuit.

Front

What is voltage?

Back

The electrical potential energy difference between two places on an electric circuit.

Front

What is alternating current?

Back

An electric current that changes direction in a regular pattern.

Front

What is direct current?

Back

An electric current that continually flows in one direction.

Front

What is an electric motor?

Back

A device that uses an electric current to produce motion.

Front

What is a closed circuit?

Back

A complete circuit through which electric energy can flow.

Front

What is current?

Back

The flow of electric charge in a circuit.

Front

What is an electromagnet?

Back

A type of magnet in which the magnetic field is produced by an electric current.

Front

What is a generator?

Back

A device that converts mechanical energy into electrical energy.

Front

What is resistance?

Back

The opposition to the flow of electric current, measured in ohms.