What does a profile of a river from its headwaters to its mouth typically show?

A. a curved shape that flattens out downstream
B. an abrupt increase followed by a gradual decrease
C. an increase in gradient downstream
D. a straight-line profile reflecting a constant decrease in gradient
E. None of these choices are correct.


Answer: A

Environmental & Atmospheric Sciences

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The doldrums exist nearest this latitude

A) 3 degrees south. B) 15 degrees south. C) 30 degrees south. D) 30 degrees north. E) 45 degrees north.

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You have been asked to review a manuscript that has been submitted for publication in a professional journal. The area of interest in this article is an amphibolite exposed along the Chippewa River at Jim Falls, Wisconsin

The researchers state that the amphibolite is believed to have been altered 2.6 billion years ago by tectonic pressures of 14 kilobars and temperatures of 190°C. Should you approve this manuscript for publication? Why or why not? What will be an ideal response?

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Which of the following gases accounts for about 78 percent of the atmosphere's mass?

a. water vapor b. nitrogen c. ozone d. carbon dioxide

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Because of its nearby location, the Coastal South has many cultural and economic connections with ________ that increase the cultural diversity of the region

Fill in the blank(s) with correct word

Environmental & Atmospheric Sciences