5 Questions
What is the visible, gaseous part of a fire called?
Flame
When flames are hot enough to have ionized gaseous components, what are they considered?
Plasma
What causes the fuel molecules in candle wax to vaporize?
Applied heat
What are the yellow parts in the middle of a flame from a candle?
Soot
What do goldsmiths use the higher parts of a flame with a metallic blow-pipe for?
Melting gold and silver
Test your knowledge about the chemical reaction and characteristics of flames and fires. Explore the mechanism of flame color and temperature, and learn how different fuels affect combustion.
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