Which is a source for terranes?
A. fragments of distant continents
B. island arcs
C. microcontinents
D. All of these choices are correct.
Answer: D
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Oceanic plates are ____.?
a. ?poor in basalt, but rich in silicates b. ?an even mix of basalts and silicates c. ?rich in basalt and silicates d. ?rich in basalt, but poor in silicates e. ?poor in basalts and silicates
The law of cross-cutting relationships pertains to the age relationships in a sequence of sedimentary layers
Indicate whether the statement is true or false
In the debate concerning global resources, which is NOT a criticism of the two perspectives?
A) Malthusians argue that the gap between population growth and resources is wider than Malthus predicted. B) Malthusians evoke images of unrelenting desperation in which people search for food, water and energy. C) Neomalthusians argue that social injustice perpetuates uneven access to resources. D) Neomalthusians argue that while the supply of resources is fixed, population growth will introduce more thoughtful problem solvers. E) Malthusians introduce the transfer of medical technology as causal influence on population growth.
Air containing all of the water vapor possible at a particular temperature is said to be ________
A) adiabatic B) saturated C) a dew point D) unstable E) convective