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What is a ___Convection Cell___?

What is a ___Convection Cell___?

In this demonstration, learners can observe a number of small convection cells generated from a mixture of aluminum powder and silicon oil on a hot plate. This demonstration helps learners visualize a method that the atmosphere uses to transport energy from one area to another. Convection cells play a role in thunderstorms and other weather phenomena as well as occur in oceans and on the surface of the Sun....

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