What Significant Event Occurred About 400,000 Years After the Start

question 202

Multiple Choice

What significant event occurred about 400,000 years after the start of the Big Bang?

• A) All of the galaxies seen today formed.
• B) Electrons and nuclei combined to form neutral atoms.
• C) Quarks became confined.
• D) The formation of helium stopped.

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Definitions:

Research Group

A team of individuals conducting investigations on specific subjects within scientific, academic, or commercial settings, aiming to gain new insights or solve problems.

Validity

The extent to which a concept, conclusion, or measurement is well-founded and likely corresponds accurately to the real world.

Interpretation

The act or process of explaining the meaning of something, such as a text, data, or event, especially within a specific context.

Sociological Researcher

A professional who undertakes systematic study of society and social behavior by examining the groups, cultures, organizations, social institutions, and processes that people develop.