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Quiz Time: Are You an Alloy Expert?

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  • Which alloy looks golden in colour?
    Brass
  • What is an alloy?
    Mixture of metals
  • Why is brass better than pure copper for door handles?
    Stronger + no rust
  • If you want something resistant to seawater corrosion, which alloy is better: steel or bronze?
    Bronze
  • Why do we add carbon to iron to make steel?
    To make it harder
  • Which alloy contains antimony?
    Pewter
  • A bicycle frame needs to be strong. Which alloy is best?
    Steel
  • A shiny photo frame at home is made of which alloy?
    Pewter
  • Why is pewter chosen for decorative items?
    Shiny + strong
  • Why are alloys stronger than pure metals?
    Mixed atoms
  • Which alloy is strong and light at the same time?
    Duralumin
  • Which alloy has the highest percentage of tin?
    Pewter
  • A sports medal is usually made of which alloy?
    Bronze
  • What two metals make up brass?
    Copper + Zinc
  • Why don’t we use pure gold for jewelry?
    Too soft
  • Which alloy is used to make a trumpet?
    Brass
  • Pure iron: soft or hard?
    soft
  • Which alloy is most likely to replace gold in cheap jewelry?
    Brass
  • Why can’t pure metals resist dents easily?
    Atoms slide
  • Which rusts faster: pure iron or stainless steel?
    Pure iron
  • A historical statue has stayed shiny for 100 years without rust. Which alloy is it made of?
    Bronze
  • What is the main element in steel?
    Iron
  • A statue in the park is made of which alloy?
    Bronze
  • Pure tin bends easily, but this alloy is stronger and used for decorations. Name it.
    Pewter
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