12/9 DOL

Front

What is an insulator?

Back

A material which does not allow heat or energy to flow through easily.

Front

Give an example of an insulator.

Back

Wooden block.

Front

What is a conductor?

Back

A material that allows the flow of heat and electricity.

Front

Why are metals used in electrical wires?

Back

Because metals are conductors.

Front

What is the purpose of insulation on electrical wires?

Back

To prevent the flow of electricity to unwanted areas.

Front

What material is often used to insulate handles on frying pans?

Back

Rubber.

Front

Why is rubber used on frying pan handles?

Back

Rubber provides insulation from heat.

Front

What happens to heat when it passes through an insulator?

Back

It does not pass through easily.

Front

Name a common conductor of electricity.

Back

Copper.

Front

What is the difference between conductors and insulators?

Back

Conductors allow heat and electricity to flow; insulators do not.