Lake Vostock is a subglacial lake 3,700 meters (12,100 feet) below the ice surface in ________
A) Russia
B) Alaska
C) Greenland
D) the Himalayas
E) Antarctica
Answer: E
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Surface cyclones move at a speed that is:
A) one-quarter to one-half the speed of the winds at the 500-mb pressure level. B) determined by the jet stream. C) five times greater than the speed of a cold front. D) a product of the surface pressure gradient force.
What country has the largest installation and rated capacity of wind turbines?
A) Australia B) Brazil C) Germany D) Nigeria E) Sudan
Small organisms in the ocean, such as single-celled plankton, tend to be dominated primarily by ________ forces while large organisms such as fish and whales are more impacted by ________.
A. gravity; inertia B. inertial; viscous C. gravitational; inertia D. viscous; inertia
The radioactive gas that poses an indoor air-pollution problem is
A. ozone. B. radon. C. argon. D. organic.