As illustrated in this figure, which of the following is not potential trigger for slope failure?
A) Precipitation that can saturate and weaken sediment
B) Undercutting of steep slopes by roads and rivers
C) Shaking during an earthquake
D) Shaking of slopes and melting of snow during volcanic eruptions
E) All of these are illustrated.
E) All of these are illustrated.
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The age-class histogram on the left could represent the population of
A. India B. China C. Mexico D. Uganda E. Sweden
What country is the United States' single largest trading partner?
A) Japan B) Saudi Arabia C) Germany D) France E) Canada
A slope that looks stable but has bent trees, tilted fence posts, and cracked walls may actually have
A. modest landslides. B. occasional mudflows. C. soil creep. D. frequent rock fall.
Which of the following conditions causes hypoxia?
A. rapid change in atmospheric pressure B. extreme cold C. combined effects of heat and humidity D. lack of oxygen to the brain