Which of the following best describes oil shale deposits?
A. shale that is saturated with crude oil, but requires fracturing to extract.
B. crude oil deposit in which the lighter molecules have migrated away.
C. shale found at higher elevations in the Rocky Mountains.
D. organic-rich source rock that has never been buried deep enough to produce oil.
E. the primary source of oil in the Western U.S. for the past 100 years.
Answer: D
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The force of gravity on astronauts inside an orbiting space vehicle is
A. zero. B. mainly due to the mass of the space vehicle. C. mainly due to nearby planets and stars. D. mainly due to Earth below.
The tropical atmospheric circulation associated with rising winds along the intertropical convergence zone (ITCZ) and descending air in the subtropics are called
A) Rosby waves. B) Ferrel cells. C) polar cells. D) Hadley cells. E) Jet stream.
The latest strategic theme of the World Bank is best summarized by which of the following?
A) Plenty amidst poverty B) Investment where poverty is greatest and resources are plenty C) Technology to encourage economic development D) Development with environmental sustainability
Which of the following hazards is probably NOT associated with this volcano?
A. collapse of a volcanic dome B. eruption column C. destruction by fast-moving lava D. pyroclastic flows E. mudflows