Multiple Choice
What is the origin of smooth troughs cutting across the landscape in the Great Lakes area?
A) the areas were covered by soft marine sediments
B) a huge flood coming from Iowa flowed toward the Great Lakes
C) glaciers carved the smooth troughs
D) all of these
Correct Answer:

Verified
Correct Answer:
Verified
Related Questions
Q40: What are some possible influences of ocean
Q41: How deep would the affects of this
Q42: What is the typical setting of a
Q43: An increase in the rate of seafloor
Q44: What is the origin of curved ridges
Q46: What happens when a glacier encounters the
Q47: What is a primary reason an increase
Q48: There are two high tides and two
Q49: What is the feature numbered 2 in
Q50: With the Moon in this position, which