Which layer of the Earth is the thickest?
A) Crust
B) Mantle
C) Outer core
D) Inner core
Answer: B
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The suburbs are classic examples of "pseudoplaces" without cultural landscapes
Indicate whether this statement is true or false.
The difference in elevation between high and low points in a region is called ____
A)relief B)relief angle C)angle of declivity D)slope E)slope angle
Ecological succession
A. is initiated by indicator species. B. never results in mutualistic species interactions. C. generally results in very simple ecosystems. D. rarely occurs as an orderly progression through clearly established stages. E. always begins when vegetation grows on rock exposed by a retreating glacier.
All of the following sites was characterized by active volcanism in the Pleistocene except
a. the Cascade Range. d. the Sierra Nevada. b. Yellowstone National Park. e. the Appalachian Mountains. c. Lassen Peak