1Write the physical properties of metals.
2Give the reason: gold is found in a pure form in nature.
3Give the reason: aluminium metal is used to make the body of vehicles and aeroplanes.
4Complete this table: metal, its main ore, and one use.
5Explain with reasons: metals are conductors of heat and electricity.
6What is the difference between a mineral and an ore?
7Silver is the best conductor of electricity, so why is house wiring made of copper?
8Which metal is used for galvanising, and why does it protect the iron underneath?
9What is an alloy? Give two examples with the metals they are made from.
10Gold and copper were used thousands of years before aluminium. Why?