How is freshwater obtained as a marine resource?
a. Potability
b. Evaporation
c. Desalination
d. Reverse osmosis
ANS: C
Desalination is the separation of pure water from seawater. This is becoming an increasingly important
resource as the human population and the need for potable water grows. Information can be found in
the section Physical Resources
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In what country is Shi'a Islam the official state religion?
A) Jordan B) Egypt C) Bangladesh D) Iran E) Malaysia
A 100-kg automobile enters a freeway onramp at 20 m/s and accelerates uniformly up to 40 m/s in a time of 10 s. How far does the automobile travel during that time?
A) 100 m B) 200 m C) 300 m D) 400 m E) none of the above
During the process of ____________________, rising magma from a subducting plate or mantle plume accumulates
beneath a continent. Fill in the blank(s) with the appropriate word(s).
This component describes the overall rotation of air
A) absolute vorticity B) relative vorticity C) Earth vorticity D) Rossby vorticity