Cambridge IGCSE Combined Science practice

Paper 6 structured question: Alloys and their properties

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Alloys and their properties

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Paper 6Alternative to PracticalPractical1 marks

Investigating the hardness of different alloys.

Method

Method for Testing Alloy Hardness

1. Prepare samples of different alloys. 2. Use a hardness tester to measure the hardness of each sample. 3. Record the results in a table. 4. Repeat the test for accuracy.

Alloy Type	Hardness (HV)
Steel	200
Brass	150
Aluminum Alloy	100

a
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