Modual exam
ENERGY
Economy
Languages
air quality
100

What type of energy has concerns due to turbine noises?

wind

100

What is an example of a nonrenewable energy resource?


coal

100

What type of economy has a government or state controlling all aspects of a country's economy?


communist

100

Approximately how many languages are spoken in the world today?


3,000

100

What reason for concern about population growth is related to improving air quality?


pollution

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