The south polar ice sheet can be as much as:

a. 1,000 meters thick.
b. 2,000 meters thick.
c. 3,000 meters thick.
d. 4,000 meters thick.


D

Environmental & Atmospheric Sciences

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Answer the following statement true (T) or false (F)

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The Japan Trench represents

a. an oceanic-continental convergent plate margin. b. an oceanic-oceanic convergent plate margin. c. an oceanic divergent plate margin. d. a continental divergent plate margin. e. a continental-continental convergent plate margin

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Sunspot activity tends to follow a cycle of roughly:

A) 11 years. B) 30 years. C) 500 years. D) 100 years. E) 26,000 years.

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The pedogenic process that concentrates salts in soils in climates with high evapotranspiration is

A) calcification. B) podzolization. C) gleization. D) salinization. E) laterization

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