F/C 8th Grade Electricity Part 2

Front

What is the transfer of charged particles between two conductors called?

Back

Conduction

Front

What is a circuit called when it is complete and electric energy flows through it?

Back

Closed circuit

Front

What is a circuit called when it is not complete and no electric energy flows through it?

Back

Open circuit

Front

What device uses a magnetic field to convert mechanical energy to electric energy?

Back

Electric generator

Front

What type of electric current flows continually in one direction?

Back

Direct current

Front

What is the term for the flow of electric charge in a circuit?

Back

Current

Front

What is the difference between direct current (DC) and alternating current (AC)?

Back

DC flows in one direction, while AC changes direction periodically.

Front

What is the role of a conductor in an electric circuit?

Back

A conductor allows electric charge to flow through it.

Front

What is an insulator?

Back

An insulator is a material that does not allow electric charge to flow through it easily.

Front

What is the purpose of a switch in an electric circuit?

Back

A switch controls the flow of electric current by opening or closing the circuit.