Nope.
An upward moving current of air is called an updraft.
No. An updraft (updraught) is an upward moving current of warm air.
It is a convection current.
It means there is an air current near you.
Convection current Convection current
A jet stream.
jet stream.
air masses
Current = noun, a body of air or water moving in a definite directionCurrant = a small dried seedless grape
A current of air which is moving upwards - generally because it is warmer than the air above it.
Yes. One of my current students worked as an air conditioner installer before moving to Canada.
air friction ,fluid friction, eddy current