Uses of Metals
Chemistry ⇒ Metals and Non-metals
Uses of Metals starts at 6 and continues till grade 12.
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See sample questions for grade 9
Describe one use of iron in the construction industry.
Describe one use of magnesium in the field of photography or fireworks.
Describe one use of silver apart from jewellery.
Explain why copper is preferred over aluminium for making electrical wiring in some cases.
Explain why copper is used in making coins, even though it is more expensive than some other metals.
Explain why iron is often mixed with other elements to form alloys such as steel.
Explain why lead is not used for making water pipes anymore.
Explain why sodium and potassium are not used for making utensils.
Name a metal that is used in making both batteries and radiation shielding.
Name a metal that is used in making both jewellery and electrical contacts.
Name a metal that is used in making coins, apart from copper and nickel.
Name a metal that is used in making dental fillings.
Name two metals that are used in making coins.
State one reason why aluminium is used for making overhead power cables.
State one reason why gold is used in making coins and medals.
State one reason why titanium is used in making artificial joints and implants.
Why is silver not commonly used for making electrical wires, even though it is a better conductor than copper?
