Which of the following statements about airflow in the middle and upper troposphere is true?
A) The predominant flow is easterly in the midlatitudes and westerly in the tropics.
B) The flow is west-to-east throughout the midlatitudes.
C) The flow is predominantly from the poles toward the equator.
D) The predominant flow is from the equator poleward.
B
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Crater Lake in Oregon formed in one of these.
A. Lava plateau B. Fumerole C. Caldera
The planet Mercury absorbs most of the sunlight that strikes its surface. Why is so little reflected back to outer space?
A) Mercury has a great deal of frozen methane on its surface. B) The planet is covered by a thick haze. C) Mercury has little or no atmosphere. D) The surface of Mercury has not been disturbed by meteorite impacts.
The transition from one climate region to another on Earth's surface is usually abrupt and easily recognized
Indicate whether the statement is true or false
Chinook winds are
a. ?warm, dry downslope winds. b. ?warm, moist downslope winds. c. ?cold, dry downslope winds. d. ?cold, moist downslope winds. e. ?warm, dry upslope winds.