Practice Test Answers

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A new site, Site E, has moderate wind, high vegetation cover, and extensive surface crust. What is the most likely outcome for dune migration at Site E?

A
extremely high dune migration due to crust build-up
B
low dune migration because protections outweigh erosional forces
C
moderate dune migration due to vegetation alone
D
high dune migration due to wind alone
6

Choose the correct answer from each drop-down menu to complete the statement.

Answer:

residual|remain close to their source|matches the bedrock

7

Which combination would likely produce the greatest surface stability?

A
fine-textured soil in a dry environment
B
deep, clay-rich soil on a slope
C
well-structured loam with vegetation
D
thin topsoil with silty subsoil
8

Match each labeled process in the model to the outcome it helps produce.

Answer:

causes chemical weathering of rock|creates hollow spaces underground|results in the formation of a sinkhole|allows more water to reach lower layers

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