Hail formation
A) requires a strong updraft.
B) typically results in several layers on a hailstone.
C) requires a hailstone to make vertical loops within a cumulonimbus cloud.
D) all of the above
E) none of the above
D
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The letters A.M. stand for
A) after midnight. B) after morning. C) ante majolica. D) ante meridiem. E) after meridian.
What does a profile of a river from its headwaters to its mouth typically show?
A) An increase in gradient downstream B) A straight-line profile reflecting a constant decrease in gradient C) An abrupt increase followed by a gradual decrease D) A curved shape that flattens out downstream E) None of these are correct.
Which characteristic distinguishes religion in Latin America from North America?
A) having a Roman Catholic majority B) having a Protestant majority C) location relative to the Equator D) Ethnic religions make up the majority in one but not the other.
How many liters (L) are there in 1 microliter (mL)?
A) 1 x 10^-12 B) 1 x 10^-6 C) 1 x 10^6 D) 1 x 10^1