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
最新試題
The steady current circling the globe at about 60°S is the（）.
Spring tides are tides that（）.
To make sure of getting the full advantage of a favorable current，you should reach an entrance or strait at what time in relation to the predicted time of the favorable current?（）
A wave entering（）is likely to produce bores．
Tropic tides are caused by the（）.
Priming of the tides occurs（）.
The velocity of the wind，its steady direction，and the amount of time it has blown determines a wind driven current’s（）.
The two most effective generating forces of surface ocean currents are（）.
Which current would you encounter on a direct passage from London，England，to Capetown，South Africa（）.
（）is not a type of tide.