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Ch 15: Mining Test

Enter the letter for the matching Answer
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1.
Ore
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2.
Mining Environmental Impacts
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3.
Metallic mineral resources
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4.
What does SMCRA do?
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5.
SMCRA 1977 stands for what?
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6.
S vs. SS Mining: alot's left in the ground
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7.
How to find minerals to mine for
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8.
Nonrenewable
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9.
Area-Strip Mining
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10.
Mountaintop Removal
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11.
tailing
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12.
Subsurface mining
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13.
Contour Strip Mining
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14.
Room-and-pillar Method
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15.
Pros/Cons of Longwall Mining
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16.
Impacts of Processing
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17.
How should we change the 1972 Mining Law?
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18.
Use of Mined Minerals (transportation, use, discarding)
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19.
Coal, oil, natural cases, energy resources, uranium, geothermal energy are____ _____
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20.
Long-Wall Method
A.
Terraces are cut, Earthmover mines a terrace at a time and dumps overburden on already mined terrace creating spoil banks
B.
metal yielding material that can be economically extracted at a given time
C.
"If you mine and destroy an are, you have to fix it"
D.
ugly piles of material from which toxic materials can be blown, leached, contaminate surface and groundwater
E.
iron, copper, aluminum
F.
Mining in strips
G.
Used to extract coal, mountaintop is blown off and spoils go between mountains
H.
Mineral Resources
I.
Set strict standards to prevent/control pollution, environmental degradation, require companies to pay to fix the lands, require mining companies to pay 12.5% royalty on all minerals removed
J.
pillars prevent mining from collapsing, they're knocked down in the end
K.
Narrow tunnel is dug and then supported by movable pillars, pillars are removed when mining's done, earth collapses
L.
Subsurface
M.
removes deep deposits
N.
heat, safety & health hazards, solid & radioactive waste, thermal water pollution, noise, ugliness
O.
Service Mining Control & Reclamation Act
P.
coal, uranium, oil
Q.
Disturbed land/habitat, accidents, health hazards, mine waste dumping, oil spills, blowouts, noise, ugliness, heat, pollutes watersheds
R.
Solid wstes, radioactive material is dug up, air, water, soil pollition, noise, safety, health hazzards
S.
P: less disruptive, less wate Con: lung diseases from inhalation, dangerous, expensive
T.
plate tectonics, mineral formations, aerial photos, satellite images, etc
Type the Answer that corresponds to the displayed Question.
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21.
In surface mining, ___ is stripped away as unwanted and piled into ______
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22.
S vs. SS Mining: More dangerous
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23.
Surface Mining
Type the Question that corresponds to the displayed Answer.
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24.
separation in a mill of ore from gangue to produces tailings
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25.
Machines dig open-pits, create windy path, and mine; used for copper, iron, sand, gravel, and building stone
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26.
identified & undiscovered resources not classified as reserves
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27.
concentration of naturally occurring solid, liquid, or gaseous material in or on the Earth's crust that can be extracted and processed into useful material at an affordable cost
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28.
Draglines scrape up underwater deposits
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29.
identified resources thta can be extracted economicaly at currnet prices with current technology
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30.
miners dig deep vertical shaft, blast subsurface tunnels and chambers to get to the deposits, MOST COMMONLY USED

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