Conductors and Insulators

Front

What is a conductor?

Back

A conductor is a material that allows electricity or heat to flow through it easily. Examples include metals like copper and aluminum.

Front

What is an insulator?

Back

An insulator is a material that does not allow electricity or heat to flow through it easily. Examples include rubber, wood, and plastic.

Front

True or False: Metals are generally good conductors of electricity.

Back

True

Front

True or False: Wood is a good conductor of heat.

Back

False

Front

Why are insulators used on electrical wires?

Back

Insulators are used on electrical wires to prevent the flow of electricity to unwanted areas, ensuring safety.

Front

What type of material is often used to make cooking utensils that are safe to use over heat?

Back

Wood is often used for cooking utensils because it is a poor conductor of heat.

Front

True or False: Copper is a good conductor of electricity.

Back

True

Front

What happens to heat when it flows through a conductor?

Back

Heat moves easily through a conductor, making it hot.

Front

What is an example of a good insulator?

Back

Rubber is a good insulator and is often used to cover electrical wires.

Front

True or False: A metal spoon is a good conductor of heat.

Back

True