The primary cause of soil erosion is ________
A) no-till agriculture
B) crop rotation
C) strip cropping
D) over cultivation
E) use of crop cover
Answer: D
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Europe has deindustrialized in the last several decades. However, the two major industries are:
A. textiles and food processing B. fishing and farming C. coal and oil D. automobiles and airplanes
If a tornado is rotating in a counterclockwise direction and moving toward the northeast, the strongest winds will be on its ____ side
A) southwestern B) southeastern C) northeastern D) northwestern
The majority of Earth's crust is composed of ________ rock
A) igneous B) metamorphic C) sedimentary D) carbonate
A rotational slide is most likely to occur in ____
a. ?rounded sand grains on a gentle slope b. ?large boulders with smooth sides c. ?new snow lying above packed snow d. ?homogenous, cohesive materials e. ?slopes with high water pressure