If Alaska and California are ignored, the list of 10 largest U.S. earthquakes shows ________.
A. only events centered in Washington and Oregon
B. 8 events centered in western states and 2 events centered in Missouri
C. 10 events affecting at least 10 different states
D. only events centered in Washington, Oregon, Hawaii, and Nevada
E. only events centered in Washington, Montana, and Hawaii
Answer: C
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Visualize a general topographic profile across this landscape, from the upper left corner to the lower right corner of the map, by determining the elevations of the following locations.
The question is based on Map T-11, the “Whitewater, Wisconsin” quadrangle (scale 1:62,500; contour interval 20 feet; dotted lines represent 10-foot contours). The irregular high ground of “Kettle Moraine State Forest,” running diagonally from the lower left to the right center of the map, is a terminal moraine left by a Pleistocene ice sheet (42°51'34"N, 88°35'59"W). The region northwest of the terminal moraine was once covered by the ice. The region in the southeast corner of the map is the edge of the glacial outwash plain. (a) McLery Cemetery: _______ feet (b) Pumping Stations near Scuppernong: _______ feet (c) Blue Spring Lake: _______ feet (d) Crest of the terminal moraine about 0.5 mile (0.8 km) south of Blue Spring Lake: _______ feet (e) Round Prairie Cemetery: _______ feet
When the lapse rate is 7 degrees per kilometer, the atmosphere is absolutely unstable
Indicate whether the statement is true or false
How much more efficient would irrigation have to be for there to be enough water for domestic and industrial uses in southern California?
A. 10% B. 30% C. 50% D. 70% E. 80%
Russia and Ukraine have a strained history involving tensions over the control of the Crimean Peninsula and Ukrainian independence. How did Josef Stalin's actions in the 1930s affect current relations?