The Maunder minimum refers to a time when ____
A) the tilt of Earth's axis was less than it is now
B) there were fewer sunspots
C) Earth was closer to the sun than it is now
D) few snowstorms occurred over the United States
B
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Greenwich mean time (GMT) is a system of
A) coordinating rules for what time should appear on a clock, around the world. B) determining what years should be considered leap years and which should not. C) identifying the phase of the lunar cycle. D) determining when daylight savings time should go into effect.
On a cold, winter morning the most likely place for radiation fog to form is:
a. at the top of a hill or mountain. b. in a valley. c. along the side of a hill. d. over a body of water
Which of the following will increase the driving forces acting on a slope?
a. road cut b. removal of vegetation c. dissolution of cement between soil or rock particles d. decreased pore water pressure
Of the following choices, the best indicator of drought is
A. soil-water recharge. B. deficit. C. soil-water use. D. height of the saturated zone.