Gases such as carbon dioxide and methane contribute to the greenhouse effect by ________
a. preventing the escape of solar infrared radiation
b. preventing sunlight from reaching the earth's surface
c. reducing the temperature of the earth's atmosphere
d. reducing oxygen levels in water bodies
Answer: a
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A basic similarity between the surplus and scarcity theories is
a. their emphasis on the functional benefits of stratification b. their materialistic foundations c. their emphasis on the role of the superstructure d. none of these
Once spouses began to focus on sexual and emotional fulfillment as key components in marriage in the 19th century, divorce rates fell due to greater efforts made to please one's spouse
Indicate whether the statement is true or false
Almost all political systems can be classified as __________
A) socialist or authoritarian B) utopian or totalitarian C) democratic or socialist D) authoritarian or democratic
The concept of the power elite is based on the belief that ?