题目内容

Global fossil fuel use has shifted in recent decades. Which of the following is most accurate?

A. Coal is used more than natural gas.
B. Oil is used more than natural gas.
Coal is used more than oil.
D. Oil is used more than coal.
E. Natural gas is used more than coal.

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The mixture of sand and crude oil that is found near the surgace of the earth in the Alberta Oil Sands in Canada is called

A. kerogen.
B. bitumen.
C. lignite.
D. methane clathrates.
E. slag.

Which of the following regions have the largest coal deposits?

A. Europe
B. South America
Central America
D. Asia/Pacific
E. Africa

Hydraulic fracturing extracts

A. crude oil.
B. freshwater.
C. kerogen.
D. aluminum.
E. natural gas.

The process of restoring land that has been mined to a natural or economically usable purpose is known as

A. reclamation.
B. preservation.
C. conservation.
D. rehabilitation.
E. reconstitution.