question

Asked by  | 18th May, 2009, 06:59: PM

Expert Answer:

Fire is not matter.It is energy. Fire is caused by the rapid oxidization of certain compounds. Since energy is not matter, it cannot be in a physical state. Though fire can be considered "fluid", it is not actually a liquid. It is energy (or the release of energy).

According to the Bohr's model, electrons can occupy only certain orbits, because they can radiate only certain quantities of energy.Hence , the cannot fall back to the nucleus as energy is Quantized.

Answered by  | 18th May, 2009, 08:14: PM

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