Tag Archive | "acid solution"

Answer The Following Question?


Many of the Native American dwellings at Mesa Verde and elsewhere in the western United States. are located under overhangs that form along the contact between permeable and impermeable rock layers. These overhangs (niches) were primarily created by what process?
a. carbonic acid solution
b. hydrolysis
c. salt-crystal growth
d. frost wedging
e. exfoliation

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