The Age of the Universe Is Estimated by The

question 15

Multiple Choice

The age of the universe is estimated by the:

• A) temperature of the universal background radiation.
• B) age of comets formed in interstellar space.
• C) rate at which galaxies are moving away from one another.
• D) age of subatomic particles as determined by radioactive decay.

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Definitions:

World War II

A global conflict that lasted from 1939 to 1945, involving most of the world's nations and resulting in significant geopolitical changes and the establishment of the United Nations.

Major Historical Event

A significant occurrence or happening that has had a profound impact on societies or civilizations throughout history.

Cold War

The period of geopolitical tension between the Soviet Union and the United States and their respective allies after World War II, characterized by political and military rivalry rather than direct warfare.

Great Depression

A severe worldwide economic downturn that lasted throughout the 1930s, marked by high unemployment, deflation, and widespread poverty.