Which of the Following Is True of CFCs

question 54

Multiple Choice

Which of the following is true of CFCs?

• A) They are now the most dominant gases in the stratosphere.
• B) They are now banned by international treaty.
• C) They are not able to exist for long in the atmosphere.
• D) They have disappeared in the atmosphere.
• E) They are very toxic to humans.

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Definitions:

Specie

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Panic of 1837

A financial crisis in the United States that led to a major recession lasting until the mid-1840s, triggered by a speculative fever and failure of banks.

Alexis de Tocqueville

A French political thinker and historian best known for his works "Democracy in America," examining the democratic revolution that he believed had been occurring over the previous several hundred years.

American Freedom

The ideal of liberty and rights that defines the ethos and foundational principles of the United States.