A.the volume of all intact spaces above the waterline
B.an intact space below the surface of a flooded area
C.an intact space which can be flooded without causing a ship to sink
D.the space at which all the vertical upward forces of buoyancy are considered to be concentrated
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A.center of gravity
B.amidships station
C.center of flotation
D.geometric center of the waterplane area
A.a little deeper aft
B.a little deeper forward
C.at the same draught between fore and aft
D.a balance between two sides
A.increase the righting moment
B.increase the righting arm
C.increase list or trim
D.decrease list or trim
A.require ballast
B.be down by the head
C.sink
D.float
A.waterline
B.freeboard deck
C.plimsoll mark
D.amidships section
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If the cause of severe list or trim is off-center ballast，counterflooding into empty tanks will（）.
It’ll affect neither the draft（）the rotation of discharging.
The center of volume of the immersed portion of the hull is called the（）.
Deballasting a double bottom has what affect on KG?（）
Aboard a vessel，multiplying a load’s weight by the distance of the load’s center of gravity from the centerline results in the load’s（）.
Aboard a ship，multiplying a load’s weight by the distance of the load’s center of gravity from the centerline results in the load’s（）.
A vessel is tender if cargo weight is（）.
The center of flotation of a vessel is（）.
Reserve buoyancy is the（）.
A vessel would be referred to as tender when the weight of the cargo is（）.