What kind of human activities have combined with high rainfall, and steep mountains slopes to result in severe flooding in parts of the Appalachians?
A) The removal of trees and vegetation due to logging and mining.
B) The leveling of small hills to produce more farmland.
C) The rerouting and damming of rivers
D) Industrialization resulting in the silting of rivers.
A
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Which one of these is a low silica rock that cooled at the surface?
A. Rhyolite B. Gabbro C. Granite D. Basalt
If a company has a product that is made at only one plant, and the critical location factor is minimizing the cost of distribution throughout North America,
then the optimal factory location is on either the West or East coast rather than the U.S. interior. Indicate whether the statement is true or false.
Further acidification of the environment could be prevented by policies that
A) required catalytic converters on all vehicles sold in the United States. B) switched 50% of U.S. vehicles to hybrid technologies. C) greatly reduced the acid-producing emissions of coal-burning power plants. D) greatly reduced the acid-producing emissions of nuclear power plants.
There are 180° of latitude (90° N and S, respectively) and 360° of longitude (180° E and W, respectively)
Indicate whether the statement is true or false