Conductors and Insulators

Front

What are conductors?

Back

Materials that allow heat and electricity to move easily through them.

Front

What are insulators?

Back

Materials that do not allow heat and electricity to move easily through them.

Front

Why are metals often used in car motor parts?

Back

Because metals can withstand heat better than most plastics.

Front

What is an example of a good insulator?

Back

Plastic is a good insulator.

Front

What type of heat transfer occurs when heat lamps warm baby chickens?

Back

Radiation.

Front

Why is a refrigerator not made completely out of metal?

Back

Because metal easily transfers heat, which would warm the inside of the refrigerator.

Front

What is an example of a conductor?

Back

Copper is a good conductor of electricity.

Front

What happens to heat in a conductor?

Back

It moves easily through the material.

Front

What happens to heat in an insulator?

Back

It does not move easily through the material.

Front

Why is aluminum used for food containers?

Back

Because it is lightweight and can conduct heat.