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convection
(redirected from Convection currents)

    Also found in: Encyclopedia, Wikipedia, Hutchinson 0.01 sec.
convection /con·vec·tion/ (kon-vek´shun) the act of conveying or transmission, specifically transmission of heat in a liquid or gas by bulk movement of heated particles to a cooler area.convec´tive
con·vec·tion (kn-vkshn)
n.
1. Heat transfer in a gas or liquid by the circulation of currents from one region to another.
2. Fluid motion caused by an external force such as gravity.
convection
the act of conveying or transmission; specifically, transmission of heat in a liquid or gas by circulation of heated particles.
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Scientists think that convection currents cause tectonic plates to move.
Island of fire: do volcanoes send out warnings before popping their ... by Bryner, Jeanna / Science World
Continue aerating until the temperature of the entire grain mass is uniform so convection currents and moisture condensation problems don't develop.
Safe Keeping by Humphreys, Katie / Farm Journal
This primary structure carries purlins and rafters in the normal way, with the rafters strutted at the same angle as the struts on the tied portals, creating in effect an inverted ridge that acts as a continuous lantern because, above it, the real ridge is defined by a motorized greenhouse glazing system that can be thrown open on hot days to encourage cooling convection currents.
In the wilderness: in its isolated clearing this skilfully crafted ... by The Architectural Review
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