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In Physics / High School | 2014-05-21

The term “radiation” refers to hot materials inside the Earth rising towards Earth’s surface, cooling, and sinking back down.

Rewrite the following sentence to clarify the concept and correct the terminology:

The term "convection" refers to hot materials inside the Earth rising towards Earth’s surface, cooling, and sinking back down.

Asked by Emanuel419

Answer (2)

No, that's not a true statement. The process you've detailed is a perfect description of "convection", not radiation.

Answered by AL2006 | 2024-06-10

Convection is the process of heat transfer in fluids caused by warmer, less dense material rising and cooler, denser material sinking. Unlike radiation, which transfers energy without a medium, convection relies on the movement of the fluid. This process is significant in both natural phenomena and practical applications.
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Answered by AL2006 | 2024-10-01