In each blank, try to type in the
word that is missing. If you've
typed in the correct word, the
blank will turn green.
If your not sure what answer should be entered, press the space bar and the next missing letter will be displayed. When you are all done, you should look back over all your answers and review the ones in red. These ones in red are the ones which you needed help on. Question: resourcesAnswer: concentration of naturally 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 Question: Coal, oil, natural cases, energy resources, uranium, geothermal energy are____ _____Answer: Resources Question: Metallic resourcesAnswer: iron, , aluminum Question: NonrenewableAnswer: coal, uranium, Question: Renewable Answer: can be replenished within a human life span ie. sun's , water, and oxygen Question: Nonmetallic mineral examples?Answer: Salt, gypsum, clay, sand, , water, and soil Question: OreAnswer: metal yielding that can be economically extracted at a given time Question: Undiscovered Answer: potential supplies of a mineral resources that are assumed to exist on the basis of geologic knowledge and Question: Answer: identified resources thta can be extracted economicaly at currnet prices with technology Question: ResourcesAnswer: identified & resources not classified as reserves Question: How to find minerals to mine Answer: plate tectonics, mineral formations, photos, satellite images, etc Question: Subsurface Answer: removes deep Question: MiningAnswer: shallow deposits Question: In surface mining, ___ is stripped away as unwanted and piled into ______Answer: overburden, Question: Open-pit Answer: Machines dig open-pits, create windy path, and mine; used for , iron, sand, gravel, and building stone Question: Answer: scrape up underwater deposits Question: Area-Strip Answer: in strips Question: Strip MiningAnswer: Terraces are cut, mines a terrace at a time and dumps overburden on already mined terrace creating spoil banks Question: Mountaintop Answer: Used to extract coal, is blown off and spoils go between mountains Question: Heap Leach Extraction Answer: 1)Gold is put into pile/HEAP 2)They let acidified cyanide drip/LEACH thru pile, 3)Solution gold, 4)Gold is retrieved thru electrolysis Question: S vs. SS : More destructiveAnswer: Question: S vs. SS : More dangerousAnswer: Question: S vs. SS : alot's left in the groundAnswer: Subsurface Question: MiningAnswer: miners dig deep vertical shaft, blast subsurface and chambers to get to the deposits, MOST COMMONLY USED Question: Pros/Cons of MiningAnswer: P: less disruptive, less wate Con: lung from inhalation, dangerous, expensive Question: Room-and-pillar Answer: pillars prevent mining from collapsing, they're knocked down in the Question: Long-Wall Answer: Narrow is dug and then supported by movable pillars, pillars are removed when mining's done, earth collapses Question: Mining Environmental Answer: Disturbed land/habitat, accidents, health hazards, mine waste dumping, oil spills, blowouts, noise, ugliness, heat, watersheds Question: GangueAnswer: mineral materials Question: Answer: in a mill of ore from gangue to produces tailings Question: tailingAnswer: ugly piles of material from which toxic can be blown, leached, contaminate surface and groundwater Question: of ProcessingAnswer: Solid wstes, radioactive material is dug up, air, , soil pollition, noise, safety, health hazzards Question: Smelting produces air pollutants like ______.Answer: sulfur dioxide, soot, tiny particles of arsenic, , lead, etc. all are toxic Question: Mining machinery uses fossil fuels, which emits ____, causing ___ ____ because its a greenhouse gasAnswer: Co2, global Question: Use of Mined Minerals (transportation, use, )Answer: heat, safety & health hazards, solid & radioactive waste, thermal pollution, noise, ugliness Question: US 1872 Law is what?Answer: Mining companies can public lands at the 1872 price, mind, and pay NO rent/royalties to extract except natural gas & oil Question: How should we the 1972 Mining Law?Answer: Set strict standards to prevent/control pollution, environmental degradation, require companies to pay to fix the lands, require companies to pay 12.5% royalty on all minerals removed Question: 1977 stands for what?Answer: Service Control & Reclamation Act Question: What does do?Answer: "If you mine and an are, you have to fix it" |
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.
Normal Size Small Size show me how
Normal Size Small Size show me how
Created by:
kittycrunk
Popular Earth Science sets