The Vice President of the United States is the ex officio President of the Senate, with authority to preside over the Senate's sessions, although he can vote only to break a tie. For decades the task of presiding over Senate sessions was one of the vice president's principal duties.
However, because they ride atop the water, rather than cutting through it as other hulls do, flat-bottom boats are usually limited in the size of their motors. The flat surface may also give a spine-jarring ride in anything less than calm weather.
best answer 1 round bottom 4 deep vee bottom a sailboat has a displacement hull so does a canoe and a freighter tanker and a cruise ship in the days before there were engines all boats were displacement boats a displacement boat is designed to glide through the water smoothly with a minimum of power like a canoe with oars or a sailboat under sail generally these boats are very stable and ride smoothly