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61. The El Nino begins to weaken and eventually terminates

Question : 61. The El Nino begins to weaken and eventually terminates : 1489692

 

 

61. The El Nino begins to weaken and eventually terminates when

 

A. the leading edge of the cold Kelvin wave finally reaches the eastern coast of South America.

 

B. cold water spreads out away from the equator, bringing warm upwelling waters from depth.

 

C. cold water converges on the equator, bringing cold upwelling waters from depth.

 

D. warm water spreads out away from the equator, bringing cold upwelling waters from depth.

 

 

 

 

62. In predicting the onset of an El Nino, supercomputers would use all of the following EXCEPT changes in

 

A. precipitation totals.

 

B. atmospheric pressure.

 

C. sea surface temperature.

 

D. wind speed.

 

 

 

 

63. In regard to the Indian Ocean Dipole (IOD) is air mainly descending at ____, and rising at ___.





 

A. A; C

 

B. A; D

 

C. C; A

 

D. C; B

 

 

 

 

64. A positive phase of the Indian Ocean Dipole (IOD) results in warmer than average surface waters at ______ and cooler than average waters at ___________.