The minimum number of seismograph records needed to locate the epicenter of an earthquake is
____________________. Fill in the blank(s) with the appropriate word(s).
three
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Within the United States, Baptists are regionally dominant in the:
A) South B) New England region C) Mountain West D) Upper Midwest
California's Central Valley is an important agricultural area for U.S. fruit and vegetable production. Because of the semiarid climate there, farmers must irrigate their crops. Which environmental problem do you anticipate as a result?
A) Saltwater contamination B) Fluvial erosion C) Land subsidence D) Water acidification
Continentality results in a greater range between maximum and minimum daily and yearly temperatures
Indicate whether the statement is true or false
Which of the following did not happen to Earth's original rocks?
A) They formed the base rock for some of Earth's highest mountains. B) They were recycled in the rock cycle. C) They were consumed by erosion. D) They were consumed by plate tectonics.