Metals and alloys (AQA GCSE Design and Technology): Quizzes
📚Quizzes
Practise the questions
12 questions from this quiz
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Practise the questions
12 questions from this quiz
Which two properties make metals essential for electrical wiring and cooking equipment?
Which two properties make metals essential for electrical wiring and cooking equipment?
Conduct heat & electricity
What is the key characteristic that defines ferrous metals?
What is the key characteristic that defines ferrous metals?
They contain iron (ferrite)
What is the carbon content range of mild steel?
What is the carbon content range of mild steel?
0.15% to 0.25%
How much carbon does cast iron contain?
How much carbon does cast iron contain?
2% to 6%
Which tools are typically made from high carbon steel (tool steel)?
Which tools are typically made from high carbon steel (tool steel)?
Chisels, plane blades, saws, drill bits
Why don't non-ferrous metals rust?
Why don't non-ferrous metals rust?
They contain no iron whatsoever
What key property makes aluminium ideal for aircraft and engine parts?
What key property makes aluminium ideal for aircraft and engine parts?
Excellent strength-to-weight ratio
Why is copper essential for electrical wire and printed circuits?
Why is copper essential for electrical wire and printed circuits?
Exceptional electrical conductivity
What is tin's melting point?
What is tin's melting point?
232°C
What is zinc's most important application?
What is zinc's most important application?
Galvanizing ferrous metals
What is the composition of brass?
What is the composition of brass?
65% copper, 35% zinc
How does stainless steel prevent rusting?
How does stainless steel prevent rusting?
Chromium forms invisible protective layer