The advantages of using oil shale and tar sands as energy sources include ____.
A. large potential supplies
B. easy transport within countries
C. efficient distribution system in place
D. easy transport between countries
E. high net energy yield
Answer: E
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Bending of isotherms along coastal margins is related to ____
A) unequal heating and cooling properties of land and water B) downwelling caused by southerly winds C) the Gulf Stream, which carries cold water northward D) the flow of warm waters toward the south by the North Atlantic Drift current
Unlike other universalizing religions, Buddhism
A) remained concentrated in one region of the world. B) was not begun by an individual founder. C) was founded in China. D) worships more than one god. E) diffused primarily by colonization.
Using the figure of the volcano, identify the following features: lava flow, vent, conduit, and magma chamber. Match the correct term with the correct letter
A) Magma chamber B) Lava flow C) Conduit D) Vent 1) A 2) B 3) C 4) D
Toxicologists designate particularly long-lived and widely dispersed organic chemicals as persistent organic pollutants (POPs). Which of the following chemicals are in this category?
A) PCB B) U235 C) lead D) carbon monoxide E) cadmium