What geologic structure is created when one tectonic plate dives below another?
A) ocean trenches
B) subduction zone
C) convergent plate boundary
D) continental crust
E) divergent plate boundary
B) subduction zone
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If you drilled into an oceanic plateau, what would you most likely find?
A. large amounts of basalt derived from melting in the mantle B. andesitic volcanoes buried by turbidity currents C. a normal thickness of oceanic crust overlain by andesitic volcanoes D. a thin layer of oceanic sediment over continental crust
Station #4:
A subsistence farmer might ________
A) sell goods they catch and grow B) buy commodities from others C) barter or trade goods they grow D) allow production and consumption of goods and services to take place in a market system E) accumulate a surplus of goods to sell for financial gain
Which is classified as cosmogenous sediment?
a. evaporites b. ooliths c. microtektites d. manganese nodules e. siliceous ooze