Exam 12: Geology and Nonrenewable Minerals

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Rare earth elements are not actually ____,but they are difficult to find in high enough concentrations and process at an economically viable price.​

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B

The reduction of mining ____________________ is a way that governments can promote sustainable use of nonrenewable minerals.

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subsidies,payments,tax breaks

What topographic feature is left behind at unreclaimed surface mines?​

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E

Volcanic activity is notoriously difficult to monitor such that making evacuation plans is nearly impossible.

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A way to reduce death and damages from earthquakes is to study historical records and make geological measurements to locate active fault zones.

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​Seismic waves move upward and outward from the earthquake's ____________________ like ripples in a pool of water

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Where is the focus of an earthquake located?​

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What rock is most likely to be formed from compacted shells and skeletons?​

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Gold ore can be removed ore with a highly toxic chemical called _____ through series of leaching operations.​

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What types of mining operations produce three-fourths of all U.S.solid waste?​

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Each person in the U.S.uses an average of 24 tons of mineral resources per year.

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What is a surface hazard resulting from subsurface mining?​

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What is the process that changes rocks from one variety to another when subjected to high temperatures (which may cause it to melt partially),high pressures,chemically active fluids,or a combination of these agents?​

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A volcano is created when ____________________ rises via plume or in a fissure through the lithosphere.

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What is the primary advantage of biomining?​

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What rock is most likely to be formed from compacted plant remains?​

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According to the U.S.Environmental Protection Agency (EPA),the resulting spoils from ____ have buried lengths of stream that are roughly equal to the distance between the two U.S.cities of New York and Chicago?​

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What kind of movement does the heat within the core and mantle directly generate?​

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A way that you can promote the sustainable use of nonrenewable minerals is to reuse or ____________________ metal products whenever possible.

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What do we call the combination of crust and the rigid,outermost part of the mantle?​

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