The Average Concentration of ____ Has Risen by Approximately 40

question 32

Multiple Choice

The average concentration of ____ has risen by approximately 40% between 1880 and 2012.​

• A) ​carbon monoxide
• B) ​sulfur dioxide
• C) ​ozone
• D) ​carbon dioxide
• E) ​nitrous oxide

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Definitions:

Virtue

is a trait or quality deemed to be morally good and thus is valued as a foundation of good moral being. Personal virtues include traits such as integrity, courage, fortitude, honesty, and loyalty.

Political Process

The methods and actions taken to formulate and implement public policies or to elect individuals to government positions, involving participation by citizens, politicians, and institutions.

Revolutionary War

Also known as the American Revolution, it was the conflict between Great Britain and its thirteen colonies in North America from 1775 to 1783 that led to the colonies gaining independence.

France

A country in Western Europe known for its rich history, culture, cuisine, and significant contributions to art, science, and philosophy.