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physical phenomena > process > physical process > motion > mass motion > convection

convection
subject			fact

convection	has definition A mass motion in a circulatory pattern. Process in the Sun (and possibly other stars) perhaps caused by solar rotation, which produces the immensely powerful electrical and magnetic fields associated with sunspots.
	is a kind of mass motion
physical process	has domain physics

Kinds of convection :

• thermohaline convection (2 facts) - A type of hydrodynamic instability.