A.They occur only at quadrature
B.They occur when the Moon is nearest the Earth
C.They cause diurnal tides to become mixed
D.They have a decreased range from normal
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A.South Atlantic
B.South Equatorial
C.Agulhas
D.Guinea
A.Falkland Current
B.Brazil Current
C.Norway Current
D.Benguela Current
A.Iceland Current
B.Baltic Current
C.Labrador Current
D.Baffin Current
A.Diurna
B.Semi-diurnal
C.Solar
D.Mixed
A.Add one hour to the times listed under the reference stations
B.Subtract one hour from the time differences listed for the subordinate stations
C.Apply no correction as the times in the reference stations are adjusted for daylight savings time
D.Add 15° to the standard meridian when calculating the time difference
最新試題
Which current would you encounter on a direct passage from southern Africa to Argentina，South America（）.
The winds with the greatest effect on the set，drift，and depth of the equatorial currents are the（）.
The speed of an ocean current is dependent on（）.
Which current would you encounter on a direct passage from London，England，to Capetown，South Africa（）.
When daylight savings time is kept，the time of tide and current calculations must be adjusted.One way of doing this is to（）.
The tide（）.It’s 2 hours before low water，and（）your present position you will be aground at low water.
The velocity of the wind，its steady direction，and the amount of time it has blown determines a wind driven current’s（）.
Which current is responsible for the movement of icebergs into the North Atlantic shipping lanes（）.
The two most effective generating forces of surface ocean currents are（）.
Neap tides occur when the（）.