Question

What is convection?

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Answer 1

Answer:

Convection is the transfer of heat due to the bulk movement of molecules within fluids, including molten rock. Convection includes sub-mechanisms of advection, and diffusion. Convection cannot take place in most solids because neither bulk current flows nor significant diffusion of matter can take place.

Explanation:

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Answer 2

Answer:

the process in which heat moves through a gas or a liquid as the hotter part rises and the cooler, heavier part sinks.

Explanation:

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