What is the main reason for the stratification in the northern polar waters?
a. temperature
b. salinity
c. depth
d. pressure
e. precipitation
b
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The heat energy released when water vapor changes to a liquid is called:a
latent heat of evaporation. b. latent heat of fusion. c. latent heat of fission. d. latent heat of condensation.
Which is an example of produced capital?
A) Stocks and bonds B) Sustainably produced timber C) Organically grown mangoes D) Fisheries
Photovoltaic cells ________
A) have small rotational generators built into every cell B) are the major form of renewable energy produced in the United States C) are increasingly costly produce which precludes major commercial application D) require an outside source of electricity to generate electricity on their own E) rely on the electrical current produced when silicon is struck by sunlight
The greatest loss of life during a natural disaster occurred during ________
A) the 1900 Galveston hurricane B) Hurricane Katrina C) a 1959 blizzard in the Midwest D) a tornado in the Midwest