Quasars are
A. a conglomeration of pulsars within a galaxy.
B. a conglomeration of spiral galaxies.
C. white dwarfs that have undergone final collapse.
D. ancient, extremely high energy galaxies believed to have formed in the early universe.
Answer: D
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What does the Gulf Stream do?
A. Distributes heat to the South Atlantic B. Distributes heat to the North Atlantic C. Distributes heat to the Gulf of Mexico
Which of the following describes the frequency of tornadoes in Canada?
A. most frequent in spring, least frequent in fall B. most frequent in summer, least frequent in fall C. most frequent in summer, least frequent in winter D. most frequent in spring, least frequent in winter
Most grasslands in North America have been heavily influenced by:
A. Agriculture and the grazing of domesticated animals. B. Oil and gas development. C. Development of shopping malls. D. Urban development.
Which of the following factors contributes to lack of urbanization in the Atlantic Periphery?
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