Why are igneous rocks that form below earth's surface called plutonic rocks?
A) Pluto was the Greek god of the underworld.
B) Igneous rocks formed underground are the same as those formed on Pluto.
C) Plutonic, in Latin, means intrusive.
D) Plutonic means non-eruptive, and intrusive rocks don't erupt.
Answer: A
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Because its buildings are modeled after those of the relatively democratic Greek city-states of ancient times, the landscape created by the federal government in Washington, D.C., is best thought of as a(n)
A) derelict landscape. B) Aegean landscape. C) symbolic landscape. D) Socratic landscape. E) ordinary landscape.
Continental volcanoes form inland from certain boundaries due to magma rising to the surface. What type of
boundaries are these? a. Ocean-ocean b. Continent-continent c. Continent-ocean d. Transform e. Divergent
Which of the following statements are right for the location of plate boundaries?
a. The earthquake belts may define the position of plate boundaries b. Most volcanoes occur along plate boundaries c. The earthquake belts cannot define the position of plate boundaries, since most earthquakes occur in cratons d. Both b and c e. Both a and b
In the elastic rebound theory, earthquakes are caused by the sudden release of progressively stored ________ in rocks.
A. seismic waves B. stress C. tectonism D. ductile behavior E. strain