What is considered to be the largest western boundary current?
a. Canary Current
b. Gulf Stream
c. Brazil Current
d. East Australian Current
ANS: B
The Gulf Stream is the largest western boundary current. It has a width of approximately 70 kilometers
and moves at an average speed of 5 miles per hour. Information can be found in the section Surface
Currents Are Driven by the Winds
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The percentage of Japanese workers who are employed in the primary sector is about
A. 1 percent B. 10 percent C. 20 percent D. 33 percent
Plastic deformation results in
A) a return to the original shape of the rock once the pressure is released B) fractures, such as joints and faults C) permanent change in shape of the rocks D) increased rock temperature and, thus, increased metamorphism
Farmers in LDCs choose to grow drug crops for export primarily because of
A) their market value in MDCs. B) their proximity to local markets. C) their inability to grow maize. D) their disdain for the freedoms enjoyed by developed countries. E) their desire to fund terrorist organizations.
If you have 2 observation points for a viewshed analysis, the output raster from ArcGIS will have _______ different cell values:
A. 4 B. 3 C. 1 D. 2