More about Metals and Non-Metals

Qualities or characteristics of matter and materials.

Which of these is a non-metal?

• iron

• Aluminium

• Oxygen

• Copper

What metal is often used to make electric wires because it conducts electricity well?

• Lead

• Silver

• Copper

• Tin

A type of rock that contains minerals and metals

Which metal is commonly used to make car bodies?

• Gold

• Aluminium

• Steel

• Zinc

Why are metals used in cooking pots?

• They are colorful

• They are bad conductors of heat

• They are cheap

• They conduct heat well

Processing a material changes its natural form to be more useful.

• True
• False

Which of the following is a step in processing metals?

• Eating it

• Mining it from the earth

• Painting it

• Freezing it

The reddish-brown layer formed when iron combines with air and water.

How can you stop iron from rusting?

• Painting them

• Coating them with oil or grease

• Dipping it in water

• You can't