Which of the following statement about soil conservation is accurate?
A. Terracing reduces soil erosion.
B. Strip farming is used on level ground.
C. Waterways allow water to run off the land rapidly.
D. Terracing reduces soil erosion, waterways allow water to run off the land rapidly and strip farming is used on level ground.
Answer: A
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The highest surface on this figure is a river terrace. This terrace
A) is older than the modern river channel.
B) formed sometime in the past.
C) predates erosion down to the present level.
D) All of these are correct.
In deserts, wind can carry sediment as what form?
a. suspended load b. dissolved load c. surface load d. both a and b e. both a and c
What percent of Earth's volcanic activity, each year, takes place on the seafloor?
A) 65% B) 70% C) 75% D) 80% E) 85%
A streamlined hill molded from till is termed a(n) ____
a. roche moutonnée b. arête c. kame terrace d. drumlin