Why doesn't a convection cell form when the burner is turned off?

A convection cell does not form when the burner is turned off because:

A convection cell is an occurrence that happens as a result of density difference between either a liquid or gaseous substance.

As a result of this phenomenon, we can see that it causes a change in current as this is essential for a convection cell.

Based on this information, we can see that a convection cell does not form if the burner is turned off because there is absence of heat.

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No convection cells are formed when the burner is off because there is no heat to make convection cells and you need heat in order to produce convection cells.

your answer is c) plasma

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