Movements along normal faults can produce alternating upthrown and down-dropped fault blocks. What are the names associated with these blocks, respectively?
A) Synclines and anticlines
B) Domes and basins
C) Horsts and grabens
D) Left-lateral and right-lateral
Answer: C
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Which action is responsible for leaving the largest areas of topsoil unprotected and thus vulnerable to erosion?
A. agriculture B. flooding C. windstorms D. volcanoes
Someone has offered you shares in a sure-shot wildcat oil-drilling venture in the Sierra Nevada of
California. Which of the following is the most important reason you should reject his shady offer? a. The Sierra Nevada is composed of granitic and metamorphic rocks. b. There is no prior oil or gas production in California. c. Drilling is prohibited in the entire Sierra Nevada because it is all national forest. d. Oil and gas production only occurs at present day plate boundaries. e. Movement along the San Andreas fault has caused all existing oil to leak to the surface.
Which theorist was concerned with the problem of collective action?
a. Garrett Hardin b. Bruno Latour c. Ray Murphy d. Saul Alinsky
If the volume of an estuary is 2.1 km3, and the net flow rate of mixed surface water out of the estuary is 7.5 million m3 per day, the flushing time of the estuary is ________.
A. 3.5 days B. 1 day C. 350 days D. 35 days E. 280 days