No, they proved this on the US television show mythbusters.
Get boat shoes
No
Yes the U-Boat can stay under water.
Buoyancy affects a boat by keeping it "on" the water, not "under" the water.
No because the firt tendancy of the boat going in reverse is to dig the back end of the boat under water, witch causes the boat to go under water and sink.
U = Unter (in German) = under so is a boat that goes under (the water) namely a submarine
a under water boat hmm... titanic (kidding) submarine
No Because they will fall under the water!
Unless you go to the tower of gods and go to underwater hyrule there is no other way to walk under water.
the name of a boat that goes underwater is called a SUBMARINE.
A submarine.
Submarine