Hurricanes coincide with areas of
A) extremely high air pressure where warm, moisture-rich air rises rapidly upward
B) extremely low air pressure where cool, moisture-rich air rises rapidly upward
C) extremely low air pressure where warm, moisture-rich air rises rapidly upward
D) extremely high air pressure where cool, moisture-rich air rises rapidly upward
Answer: C
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Formation of entrenched meanders can result from a
A) low-gradient river followed by downcutting. B) braided river that later exceeds its capacity to carry sediment. C) braided river followed by regional uplift. D) steep-gradient mountain stream following by an increase in precipitation.
True or False: All past changes in sea level were due to the growth and demise of glaciers
Indicate whether this statement is true or false.
When frozen tissues thaw slowly:
A) the risk of gangrene and subsequent amputation is much lower. B) the resultant ice crystals are smaller in size and cause less damage. C) the injured area becomes flushed or pale, but is relatively painless. D) partial refreezing of melted water may cause greater tissue damage.
The observation that one subtropical boundary current is faster, narrower, and deeper than its counterparts is an example of which of the following?
A) Eastern intensification B) Ekman transport C) Equatorial upwelling D) Geostrophic current E) Western intensification