The Rust Formation Quiz
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Questions and Answers

What causes rust to form on metal?

  • Exposure to air and moisture (correct)
  • High temperature
  • Sunlight exposure
  • Chemical cleaning agents
  • How does rust affect the structural integrity of metal?

  • It has no impact on the metal's structural integrity
  • It weakens the metal by causing pitting and corrosion (correct)
  • It strengthens the metal by creating a protective layer
  • It increases the metal's flexibility
  • What is rust?

  • A process of metal purification
  • A type of fungus that grows on metal surfaces
  • A term used for metal corrosion caused by water exposure
  • A reddish-brown coating formed on iron or steel (correct)
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