NATS 1840 Final: Nats1840 Exam Practice Questions & Answers Via Top Hat
12 Apr 2016
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Nats 1840 exam practice questions & answers: many argue that coal-ired electrical power plants should be replaced by natural gas turbines for environmental reasons. A natural gas emits fewer pollutants upon combusion. B natural gas emits three imes less carbon-dioxide per unit of electricity produced. C convenional natural gas reserves will last for hundreds of years. A explosives are used to break apart rocks containing ight oil and natural gas. B rocks rich in kerogen are brought to the surface and heated to loosen the oil and gas they contain. C hot steam is injected into the ground under high pressure to force oil and gas to the surface. D water is injected underground under enough pressure to break the rock: unconvenional oil and gas extracion relies on a process known as hydraulic fracturing, or. B it may worsen the efects of climate change. C it poses a potenial threat to groundwater supplies.
