RENEWABLE ENERGY PROCESSES FINAL
PAPER FULL QUESTIONS AND CORRECT
ANSWERS ALREADY PASSED
●● Which fossil fuel provides the most electricity in the United States?
Answer: Natural gas.
●● Which fossil fuel is declining in use in the U.S.?
Answer: Coal.
●● Difference between fossil fuels and renewable fuels?
Answer: Fossil fuels are nonrenewable and take millions of years to
form; renewable fuels replenish naturally in a short time.
●● Which fossil fuel produces the most air pollution?
Answer: Coal.
●● How is coal formed?
Answer: Ancient swamp plants become peat and are compressed by heat
and pressure into coal.
●● How is oil formed?
, Answer: Marine organisms buried under sediment are transformed by
heat and pressure into petroleum.
●● What is conventional oil and gas?
Answer: Oil and gas that can be extracted using traditional drilling
methods.
●● What is unconventional oil and gas?
Answer: Resources requiring advanced extraction methods such as
fracking or mining.
●● Examples of unconventional fossil fuels?
Answer: Oil sands, shale oil, shale gas, tight oil, coal-bed methane.
●● What is offshore drilling?
Answer: Drilling for oil beneath the ocean floor.
●● What is hydraulic fracturing (fracking)?
Answer: Injecting water, sand, and chemicals at high pressure to crack
rock and release oil or gas.
●● What is fractional distillation?
PAPER FULL QUESTIONS AND CORRECT
ANSWERS ALREADY PASSED
●● Which fossil fuel provides the most electricity in the United States?
Answer: Natural gas.
●● Which fossil fuel is declining in use in the U.S.?
Answer: Coal.
●● Difference between fossil fuels and renewable fuels?
Answer: Fossil fuels are nonrenewable and take millions of years to
form; renewable fuels replenish naturally in a short time.
●● Which fossil fuel produces the most air pollution?
Answer: Coal.
●● How is coal formed?
Answer: Ancient swamp plants become peat and are compressed by heat
and pressure into coal.
●● How is oil formed?
, Answer: Marine organisms buried under sediment are transformed by
heat and pressure into petroleum.
●● What is conventional oil and gas?
Answer: Oil and gas that can be extracted using traditional drilling
methods.
●● What is unconventional oil and gas?
Answer: Resources requiring advanced extraction methods such as
fracking or mining.
●● Examples of unconventional fossil fuels?
Answer: Oil sands, shale oil, shale gas, tight oil, coal-bed methane.
●● What is offshore drilling?
Answer: Drilling for oil beneath the ocean floor.
●● What is hydraulic fracturing (fracking)?
Answer: Injecting water, sand, and chemicals at high pressure to crack
rock and release oil or gas.
●● What is fractional distillation?
