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Flames and Combustion
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Flames and Combustion

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Questions and Answers

What causes a flame to be considered plasma?

  • When flames reach a certain height
  • When flames change color rapidly
  • When flames are exposed to strong winds
  • When flames are hot enough to have ionized gaseous components of sufficient density (correct)

    • What is the result of the combustion in the higher parts of a candle flame?

  • Water vapor (correct)
  • Carbon dioxide
  • Methane
  • Oxygen

    • What is the yellow part in the middle of a candle flame primarily composed of?

  • Carbon monoxide
  • Water vapor
  • Oxygen
  • Soot (correct)

    • What happens to the fuel molecules in the candle wax when heat is applied?

    <p>They vaporize</p> Signup and view all the answers

    What is the term for the process of fuel molecules reacting with oxygen in the air to sustain a consistent flame?

    <p>Combustion</p> Signup and view all the answers

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