Question
Unit II Assessment Earth Science
Question 1
It is predicted that clean water will one day be more
valuable than oil. Do you think this is plausible? Why or why not?
Summarize some of the threats to clean water. Contrast this to your
local water source. Do you know the source of your drinking water
(local river, aquifer, or reservoir?). What are possible
contaminates where you live?
Question 2
Why are flash floods common in arid climates?
Question 3
Briefly describe at least six depositional features created
by glaciers.
Question 4
Why is wind erosion more effective in deserts than in more
humid regions?
Question 5
Briefly describe the formation of a natural levee.
Question 6
Describe the evolution of an erosional floodplain from a
mountain stream. Explain the processes that take place to change
the landscape. Your response should be at least 200 words in
length.
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