________ is a byproduct of rock weathering.
A. Water
B. Igneous rock
C. Metamorphic rock
D. Soil
E. Oil
Answer: D
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Which climatic factor is described as the angle between the vertical and rotational axis?
A) the obliquity B) the eccentricity C) the precession D) the Milankovitch cycle
If the temperature of the air is said to be at absolute zero, one might conclude that the?
a. ?motion of the molecules is at a maximum. b. ?molecules are occupying a large volume. c. ?molecules contain a minimum amount of energy. d. ?temperature is 0°F. e. ?air temperature is 0°C.
A drought defined based on resource shortages is a(n)
A) meteorological drought. B) agricultural drought. C) hydrological drought. D) socioeconomic drought. E) climatic drought.
According to the USDA, only a small amount (approximately 15%) of the world's food is grown in ____________________ and this percentage could easily be doubled.
Fill in the blank(s) with the appropriate word(s).