Liquefaction occurs when seismic waves cause ________.
A. rocks to break apart and act more like fluids than solids
B. waves to form and crash into low-lying areas nearby and across ocean basins
C. water to be injected into sediment causing the grains to lose cohesion and behave like a fluid
D. pipes in buildings to burst and weaken the foundations in the resulting flooding
Answer: C
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Soil resources in the area included in the Investigation could be impacted by
A) increased soil erosion due to deforestation. B) wind erosion when farm field are bare. C) pollution from the city. D) All of these choices are correct.
By examining the relationships between population growth and grain and meat production, one can see that
A) global grain production will increase if the global consumption of meat increases. B) more grains should be directed into food for livestock to alleviate global hunger. C) global grain production has not kept up with population growth. D) eating less meat will make more grain available for human consumption.
Which biome is characterized by the presence of permafrost?
a. taiga b. tropical forest c. tundra d. coniferous forest e. desert
Which of the following denotes the divisions of the geologic time scale in correct order of decreasing lengths of time beginning with the longest time interval and ending with the shortest?
A) eon, era, epoch, period B) eon, epoch, period, era C) era, period, epoch, eon D) eon, era, period, epoch