A.density differences of the water
B.rotation of the earth
C.direction of primary circulation of air
D.all of the above
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A.north
B.east
C.southwest
D.northwest
A.speed of the current at a particular time
B.maximum speed of the current
C.direction from which the current flows
D.direction in which the current flows
A.east
B.northeast
C.southwest
D.west
A.velocity of current in knots
B.direction from which the current flows
C.estimated current
D.direction toward which the current flows
A.reversing current
B.ebb current
C.flood current
D.slack current
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The winds with the greatest effect on the set，drift，and depth of the equatorial currents are the（）.
Neap tides occur（）.
The tide（）.It’s 2 hours before low water，and（）your present position you will be aground at low water.
Priming of the tides occurs（）.
Which current would you encounter on a direct passage from London，England，to Capetown，South Africa（）.
The two most effective generating forces of surface ocean currents are（）.
Tides are superimposed on nontidal rising and falling water levels，caused by（）．
The term flood current refers to that time when the water（）.
You are docking a vessel．Wind and current are most favorable when they are（）.
The Benguela Current flows in a（）.