A convection currant is a repeting currant that is like this Red:hot air Blue:cold air The hot air goes up and then cools off and sinks down back to the heat sourceto be heated again.
Mantle convection is the slow creeping motion of Earth's rocky mantle caused by convection currents carrying heat from the interior of the earth to the surface while convection current in ocean in;...
Convection currents work like a lava lamp, the heat source is at the bottom of the lamp (like the inner core). The hot material floats to the top. When the material gets to the top it cools down....