题目内容

Which of the following regions have the largest coal deposits?

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

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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.

Which of the following are derived from biological material that became fossilized millions of years ago?

A. non-renewable energy
B. fossil fuels
C. nuclear fuel
D. renewable energy
E. alternative energy

Which of the following is a device that can be turned by water, wind, steam or exhaust gas from combustion that turns a generator in an electricity producing plant?

A. fan
B. combine
C. turbine
D. capacitor
E. motor

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