What accounts for the quantity and quality of soil found north versus south of the U.S./Canadian border?
What will be an ideal response?
Answer: The spread centers of the continental ice were in Canada and performed action that was, in net terms, erosive of the soil. Much of the Canadian soil material was reworked and deposited as fresh materials to be later made into fertile soils in the United States.
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Composite volcanoes are also known as ____________________ and are composed of both lava flows and ____________________ material
Fill in the blank(s) with correct word
Name and draw one example for each of the following types of tetrahedra: isolated tetrahedra, single
chain tetrahedra, double chain tetrahedra, sheet tetrahedra, and framework tetrahedra What will be an ideal response?
Which activity or event illustrates natural capital degradation?
A. use of wind power B. saving endangered species C. cleaning up pollution D. aquifer depletion E. water runoff
The primary source for all pollutants is from fuel combustion from stationary (fixed) sources
a. True b. False