Thermal & Electrical Energy Review

Front

What kind of circuit allows energy to flow completely through it?

Back

A closed circuit allows energy to flow completely through it.

Front

What do we call materials that do NOT allow electrical energy to flow through?

Back

Insulators are materials that do NOT allow electrical energy to flow through.

Front

What is a substance that allows energy to flow through?

Back

A conductor is a substance that allows energy to flow through.

Front

What do a penny, copper wire, metal fork, and aluminum foil have in common?

Back

They are all conductors.

Front

What is an open circuit?

Back

An open circuit is a circuit in which electrons do NOT flow in a complete path.

Front

What is a closed circuit?

Back

A closed circuit is a circuit that allows electricity to flow.

Front

What is the role of a conductor in a circuit?

Back

A conductor allows electrical energy to flow through the circuit.

Front

What is the role of an insulator in a circuit?

Back

An insulator prevents electrical energy from flowing through.

Front

Can you name a common insulator?

Back

Rubber is a common insulator.

Front

Can you name a common conductor?

Back

Copper is a common conductor.