The physical process of stream water alone removing pieces of rock is called ____
a. abrasion
b. turbulence
c. hydraulic action
d. attrition
c
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What is the name for the situation wherein metropolitan areas sprawl in all directions and suburbs take on many of the characteristics of traditional downtowns?
A) urban decentralization B) new urbanism C) concentric zones model D) urban decay E) gentrification
In an autoimmune disease,
A) immune cells are attacked by pathogens. B) the body makes too few immune cells. C) immune cells attack the body's own cells. D) memory cells are made.
Which of the following best describes Shiprock, a famous volcanic feature in New Mexico?
A) an extinct, massive, rhyolitic shield volcano B) the eroded remains of a volcanic pipe and radiating dikes C) an extinct, highly symmetrical, composite volcanic cone D) a very recently active, basaltic cinder cone
Which drainage pattern is controlled by rock structures of variable resistance and folded strata?
a. radial b. trellis c. dendritic d. deranged