Most important in explanation of the aridity of the largest areas of deserts in the world, as a whole, is:
a. distance from the sea.
b. rain shadow situations.
c. the presence of offshore winds and cool ocean currents.
d. the fairly continuous presence of settling divergent air.
D
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Why is it that London, England, is relatively warm even though it is located at the same high, cold latitude as Hudson Bay, Canada?
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Volcanism creates mountains that are
A. varied in size from small cinder cones to large shield and composite volcanoes. B. sometimes local and not accompanied by regional increases in crustal thickness. C. formed of piled volcanic material, such as scoria, ash, lava flows, debris flows, and mudslides. D. All of these are types of mountains created by volcanism.
The largest layer (by volume) of Earth, ____, is composed primarily of _____.
a. the mantle; iron and nickel alloy b. the crust; peridotite c. the mantle; peridotite d. the crust; quartz e. the core; iron and nickel alloy
The relative humidity would be ________% if the actual water vapor in the air were 10 grams per cubic meter, the air's capacity to hold water vapor were 20 grams per cubic meter, and the dew-point temperature was 20 degrees Celsius
A) 10 B) 20 C) 50 D) 2 E) 200