Water increases the chance for mass movement by:
a. diminishing particle cohesion (and therefore decreasing fraction)
b. adding weights (and therefore increasing the downslope force)
c. changing the stable slope angle
d. both a and b
Answer: d. both a and b
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What migration factor brought large numbers of people to the states of California in the mid-1800s?
A. Expansion of railroads across the continent B. Discovery of oil C. Tremendous fishing resources D. The Gold Rush
A rural community that combined agriculture, industry, trade, education, and the formation of the local militia in the Chinese countryside was a
A. collective farm B. cooperative C. production team D. commune
The annual freezing and thawing of ice is a major factor on the regulation of temperatures on Earth
Indicate whether the statement is true or false
What is the evidence that the Younger Dryas occurred?
A) proxy temperature records from fossils B) ice core samples from Greenland C) temperature records from numerous monitoring stations D) both A and B