A region with long, very cold winters, with only one to three months having a mean temperature exceeding 10°C (50°F) would have a ____ climate
a. subpolar (Dfc)
b. polar tundra (ET)
c. polar ice cap (EF)
d. humid continental with hot summers (Dfa)
e. humid continental with cool summers (Dfb)
ANSWER: a
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Along an irregular coastline, areas most intensely under attack by waves are
A. areas down-current of piers and breakwaters. B. headlands projecting out into the sea. C. recessed bays into which breakers come rolling from far at sea. D. None of these; all points along a given coastline are affected equally.
Before the 1960s, how did geologists view the ocean basins and continents of the Earth?
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What type of reaction occurs when an acid reacts with an active metal?
A) double displacement B) neutralization C) precipitation D) redox