The Ekman spiral is caused by ________
A) density differences in the water column
B) the wind and gravity
C) the wind and the Coriolis effect
D) the pycnocline
E) pressure gradients
C
You might also like to view...
The heart is an example of
A) a tissue. B) an organ. C) an organ system. D) both A and B
In which of the following ways is the study of tree rings, speleothems, and corals for understanding past climatic conditions similar?
A) All are composed of organic materials and are therefore good candidates for radiocarbon dating. B) Each have growth bands, yielding evidence of the conditions under which they formed and grew. C) The chronology each can provide only dates back to a maximum of 5,000 years and are, therefore, only useful for relatively recent climatic trends. D) The fossilized form of each is used for understanding past climatic conditions.
Laterization is likely to occur
A) in the tropics. B) in areas characterized by sandy soils and coniferous forests. C) in humid climate regions. D) in areas of high potential evapotranspiration rates.
What describes the role of soil characteristics that influence biotic distributions?
A. edaphic factors B. moisture availability C. limiting factors D. topographic factors E. biological factors