Flame and Fire Quiz

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Questions and Answers

What is the visible, gaseous part of a fire called?

  • Steam
  • Fume
  • Smoke
  • Flame (correct)

When flames are hot enough to have ionized gaseous components, what are they considered?

  • Gas
  • Liquid
  • Solid
  • Plasma (correct)

What causes the fuel molecules in candle wax to vaporize?

  • Light exposure
  • Chemical reaction with air
  • Applied heat (correct)
  • Pressure

What are the yellow parts in the middle of a flame from a candle?

<p>Soot (A)</p> Signup and view all the answers

What do goldsmiths use the higher parts of a flame with a metallic blow-pipe for?

<p>Melting gold and silver (A)</p> Signup and view all the answers

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