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Definitions from the Web

Convection Currents

Noun:

An upward or downward movement of fluid caused by temperature differences, resulting in the transfer of heat energy.

Example sentences:

• The convection currents in the Earth's mantle are responsible for the movement of tectonic plates.
• In a convection oven, the hot air circulates through the oven cavity, creating convection currents that cook the food evenly.

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