A.vertically above the center of buoyancy
B.vertically above the center of gravity
C.at the intersection of the upright vertical centerline and the line of action of the buoyant force
D.at the geometric center of the underwater volume
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A.downward and inward flow
B.downward and outward flow
C.upward and inward flow
D.upward and outward flow
A.yaw
B.surge
C.sway
D.roll
A.pitch
B.surge
C.sway
D.roll
A.metacentric height
B.mean draft
C.moment to trim one inch
D.deadweight
A.have a large amplitude of roll
B.provide a comfortable ride for the crew and passengers
C.have drier decks in heavy weather
D.be likely to have cargo shift in heavy weather
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The angular motion of a ship in the athwartship is termed（）.
Heave is motion along the（）.
For a vessel inclined by the wind，multiplying the buoyant force by the horizontal distance between the lines of action of the buoyant and gravity forces gives the（）.
The difference between the forward and aft drafts is（）.
The center of flotation of a vessel is the point in the waterplane（）.
If a vessel takes a sudden，severe list or trim from an unknown cause，you should FIRST（）.
Before counterflooding to correct a list，you must be sure the list is due to（）.
At all angles of inclination，the metacenter is（）.
Broken stowage must be reduced to（）.
The existence of liquids in partially full tanks or compartments of a ship causes a virtual rise in the height of the（）.