The four critical factors that led to the development of ea diversity of life are,
A. the distance between Sun and Moon, and the effect of the Moon on Earth.
B. the amount of glacial ice, and the number of oceans.
C. the amount of solar insolation, and the presence of the Moon.
D. the surface temperature of the Earth, and the ability to retain its atmosphere.
Answer: D
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The term "global change" refers to what type of problems?
A) environmental B) political C) economic D) social E) environmental, political, economic and social
The spatial area created by external controls and discriminatory behavior is referred to as:
A. an ethnic cluster. B. an ethnoburb. C. a ghetto. D. an enclave.
Choose the option that puts the soil types in order from those that form in areas with the most moisture to those that form in areas with the least moisture
A) Aridosols, Alfisols, Spodosols B) Ultisols, Aridosols, Entisols C) Alfisols, Vertisols, Gelisols D) Histosols, Mollisols, Aridosols
________ is an expression of the total load a stream can transport
A) Competence B) Bedload C) Capacity D) Volume E) Corrosion