Temperature Differences.
Convection current is a stream of fluid propelled by thermal convection. Convection is mostly around gas and liquid
The Gulf Stream is a massive, warm current that flows northward from the Gulf of Mexico, through the Straits of Florida. The Laborador Current is a cold, southward flowing current that runs closer to the coasts of Canada and the USA.
The stream of water which flows like a river through the ocean is a current. The Gulf Stream is the most significant such current which flows from the tropics to the northern latitudes.
Water in a river or stream moves steadily in a constant current.
It is a surface current.(:
surface current
A small stream in a river is called a current.
the Gulf Stream
A current
electric current
You're probably referring to the term "slipstream", which is sometimes used synonymously with "prop wash".
Well, the winds start from the west to start the current and then it will form the gulf stream