Diatoms and radiolarians produce biogenic sediments based on the element ________.
A. potassium
B. nitrogen
C. calcium
D. sulfur
E. silicon
Answer: E
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According to Darcy's Law, groundwater flow is faster when
A. the water table lowers the hydraulic conductivity. B. the shape of the water table decreases permeability. C. the depth of the water table decreases hydraulic head. D. the slope of the water table creates high hydraulic head.
Franglais is
A) the lingua franca of France. B) a dialect of French. C) the standard language of French. D) the use of English in the French language. E) a language used by French colonial administrations.
Which of the following climate zones would be described as not extreme, with four seasons?
a. polar b. tundra c. temperate d. tropical e. rain forests
Thin rocky soil and slow rates of creep make desert topography steep and angular.
Answer the following statement true (T) or false (F)