F/C 8th Grade Electricity Part 2

Front

What is conduction?

Back

The transfer of charged particles between two conductors.

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 circuit that is complete and electric energy flows through the circuit.

Front

What is an open circuit?

Back

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

Front

What is an electric generator?

Back

A device that uses a magnetic field to transfer mechanical energy (KE + PE) to electric energy.

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 alternating current (AC)?

Back

An electric current that reverses direction periodically.

Front

What is direct current (DC)?

Back

An electric current that flows in one direction only.

Front

What is resistance?

Back

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