Rock bolts are used to prevent mass-wasting in what type of material?
A. Loose sand
B. Loose soil
C. Loose rock
D. Sticky mud
Answer: C
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A heat transfer process in the atmosphere that depends upon the movement of air is:
a. conduction. b. absorption. c. reflection. d. convection. e. radiation.
The most important effect of increased pore water pressure in slope movements is to:
a. increase the driving forces by added weight b. decrease the resisting forces by decreasing the effective normal stress c. decrease the resisting forces by decreasing the cohesion d. decrease the resisting forces by lubrication of the failure plane
Which of the following gives the correct order of solubility in water?
A) C2H5NH2 < C4H9NH2 < C6H13NH2 B) C2H5NH2 < C6H13NH2 < C4H9NH2 C) C6H13NH2 < C4H9NH2 < C2H5NH2 D) C6H13NH2 < C2H5NH2 < C4H9NH2
According to models developed by NOAA, by the end of the 21st century, global sea level may rise as high as
A) 0.2 m (0.7 ft). B) 0.5 m (1.6 ft). C) 1.2 m (3.9 m). D) 2.0 m (6.6 ft).