Cambridge IGCSE Combined Science practice

Paper 3 structured question: Uses of metals

Try the question first, then check the answer and practise the same topic again.

At a glance

Paper

Marks

Topic

Uses of metals

Exam-style question

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Paper 3Theory (Core)3 marks

The properties of metals are crucial in determining their applications in various industries.

Description

Aluminium is lightweight, corrosion-resistant, and a good conductor of electricity. Copper is known for its superior electrical conductivity.

a
Explain how the properties of aluminium make it suitable for use in aircraft production and food packaging.
Your answer
Aim for approximately 3 distinct marking points.
[3]

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Paper 3Theory (Core)4 marks

Description

Aluminium is used in aircraft and power lines. Copper is used in electrical wiring.

a
Discuss the advantages of using copper over aluminium in electrical wiring.
Your answer
Aim for approximately 4 distinct marking points.
[4]