Which continent had the greatest area covered by glaciers at the height of the Ice Age?
A) South America
B) Asia
C) North America
D) Europe
Answer: C
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Ocean surface currents
A) initiate Ekman transport. B) flow at a 90 degree angle away from the prevailing winds. C) are warmest in midlatitude waters. D) are not involved in La Niña events. E) are typically colder than the water 500 meters below.
The international regime for aviation is dominated by
A) large corporations. B) small, short-hop providers. C) multi-national corporations. D) international partners. E) nation-states.
What is meant when rocks are said to be deformed (fractured or folded)? What will be an ideal response?
Half-life is the time it takes for a given amount of a radioactive isotope to decay to half its original amount.
Answer the following statement true (T) or false (F)