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 8
Describe one reason why aluminium is used for making food packaging foils.
Describe one use of magnesium in daily life.
Describe one use of zinc in everyday life.
Explain why copper is preferred over aluminium for making electrical wires in some cases.
Explain why gold is not used for making structural materials like bridges.
Explain why lead is not used for making water pipes anymore.
Explain why stainless steel is preferred for making kitchen sinks.
Which metal is used in making thermometers due to its ability to expand and contract uniformly with temperature?
Which metal is used to make the body of aeroplanes due to its low density?
Which property of gold makes it suitable for making jewellery?
Why is silver used in making photographic films?
Why is titanium used in making artificial joints and implants?
A company wants to manufacture lightweight bicycles that do not rust easily. Which metal would be most suitable for this purpose and why?
Describe how the properties of mercury make it suitable for use in barometers and thermometers, but unsuitable for making cooking utensils.
Explain why metals such as copper and aluminium are used in the construction of power transmission lines that span long distances.
Explain why titanium is preferred over steel for making parts of spacecraft and satellites, even though steel is stronger.
Which property of platinum makes it suitable for use in laboratory crucibles and electrodes?
