Keel boats were and are used for transporting cargo, mainly inshore and on navigable rivers. They are powered barges in effect.
The keel provides stability AND steerage.
KEEL
on the bottom
The keel is important because it forces the boat to move forwards when the force of the wind on the sails might also be pushing the boat sideways. The keel stops the boat simply going directly downwind.
The distance between the bottom and the keel of a boat is the draught (British English).
The keel .
keel
keel
Ben Lexen invented the winged keel for the American Cup
In Latin, carina is a word for boat, or the keel of a boat.
how big is a keelboat
A keel stabilizes a boat allowing it to go in a straight line (one direction).