Metals and their uses

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  • Created by: Busayoxo
  • Created on: 21-12-15 16:13

1. What is the defintion of an alloy?

  • A mixture of metals
  • The breakdown of a substance using heat
  • The incomplete breakdown of a carbon
  • A mixture of carbon and iron
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Other questions in this quiz

2. Which of the following is NOT a reason why copper is good for electrical wiring and plumbing?

  • It does not react with water
  • It is cheap
  • It can be bent but is hard enough to make pipes or tanks
  • It is a good conductor of heat and electricity

3. What percentage of iron do Iron from the blast furnace contain?

  • 96%
  • 97%
  • 98%
  • 95.5%

4. What must happen to ores before the metal is extracted and purified?

  • The ore must be mined and concentrated
  • The ore must be put in a catalyst
  • The ore must have more metals added to it
  • The ore must become less dense

5. Pure copper, gold, iron, aluminium are too soft, what are these metals mixed with to make them harder?

  • Small amounts of a range of metals
  • Small amounts of similar metals
  • Bigger amounts of similar metals
  • Bigger amounts of a range of metals


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