When the Universe Was __________ Old,approximately 24 Percent of the Normal

question 23

Multiple Choice

When the universe was __________ old,approximately 24 percent of the normal matter in it had been turned into helium.

• A) 5 minutes
• B) 8 hours
• C) 1,000 years
• D) 4.5 billion years

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Definitions:

Sociologists

Social scientists who study human societies, their interactions, and the processes that preserve and change them.

Social Stratification

Refers to the way society is organized in layers, or strata.

Lifestyle

The way in which a person or group lives, including patterns of social relations, consumption, entertainment, and dress.

Unequal Size

A description of items, groups, or entities that are not the same in dimensions, capacity, or magnitude.