Experiment: Is heat is necessary for burning?

Experiment: Is heat is necessary for burning?

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Experiment: Is heat is necessary for burning? Level Primary, Elementary

Concept

It is understood that heat is necessary for burning. It is understood that the candle and alcohol change into the gas by heat and burn.
Experiment  Split flame

Materials

candle, wire gauze (2), and match

Procedure

  1. Heat is lost when the wire gauze is put in the flame of the candle and the paraffin gas  is not able to be burnt.
  2. It seems that the flame separates when another wire gauze is brought up and ignite the gas.

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