Grade 5 Formal Assessment (Uses of metals)

The transfer of heat through a metal is known as...

• flow

• heat conduction

• energy transfer

• electrical conduction

What will happen to the metal spoon left in hot coffee

• Nothing

• It will feel cool

• It will heat up

• It will cool down

A magnet has a magnetic field. A magnetic field is...

• Invisible

• Visible

• Cannot see the effect of the field.

• A rock with no magnetic field is called a lodestone.

Which metal is not magnetic...

• Iron

• Cobalt

• Nickel

• Aluminium

What word do we use for copper that turns dull?

• Rust

• Oxidation

• Tarnish

• Going dull

How can iron be exposed to oxygen?

• Paint

• Air

• Water

• Plastic

Which of the following metals will rust?

• Copper

• Aluminium

• Iron

• Gold

Steel is a combination of which materials?

• Carbon

• Copper

• Cobalt

• Iron

A characteristic or feature that describes a material is known as a...

(a)  

Gold is used for jewellery because it's...

(a)