The salinity of surface waters in the oceans ________.
A. varies mainly in response to variations in the depth of the euphotic layer
B. varies mainly in response to the balance between evaporation and precipitation at a given locality
C. varies chaotically
D. is everywhere the same
E. varies mainly in response to the intensity of winds at a given locality
Answer: B
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What is the correct ordering of the industrial activity as explained by Kondratiev longwaves of economic activity?
A) (1)Textiles; (2)Railroads & iron; (3)Automobiles, electricity & chemicals; (4)Petrochemicals and aerospace; and (5)Information B) (1)Railroads & iron; (2)Textiles; (3)Automobiles, electricity & chemicals; (4)Petrochemicals and aerospace; and (5)Information C) (1)Railroads & iron; (2)Textiles; (3)Petrochemicals and aerospace; (4)Automobiles, electricity & chemicals; and (5)Information D) (1)Textiles; (2)Railroads & iron; (3)Petrochemicals and aerospace; (4)Automobiles, electricity & chemicals; and (5)Information E) (1)Textiles; (2)Automobiles, electricity & chemicals; (3)Railroads & iron; (4)Petrochemicals and aerospace; and (5)Information
Multispectral remote sensing refers to
A) returning to the same site many times to analyze changes in the environment over time. B) the use of many different types of satellites to detect environmental features at a place. C) detecting energy at many wavelength bands of energy simultaneously. D) the detection of features across a large part of Earth's surface at the same time.
L'Enfant's 1791 Plan of the U.S. capital represented the first ________
A) attempt to address biodiversity concerns B) thorough city planning program C) effort to address urban sprawl D) effort to plan for agriculture in city areas E) effort to design a freeway
In determining the occurrence of precipitation, the NWS forecasts are correct more than ________ percent of the time
A) 30 B) 10 C) 50 D) 80