Convection is heat transfer happening. In the matter of the two liquids and gas, because it is something that can be moved by the direction of the float. Because once the matter gets hot, there will be an expansion. Make a lower density and matter at temperatures lower than it will be to replace. This phenomenon has, for example, is the occurrence of wind land sea breeze, etc. Bringing the heat is heat transfer by the movement of molecules through solids or fluid with that as a result of a different temperature. Bringing the heat per unit area per unit time, the type of convection: natural convection or forced and free convection.
การแปล กรุณารอสักครู่..