What Can Simultaneously Solve Both the Flatness and Horizon Problems

question 49

Multiple Choice

What can simultaneously solve both the flatness and horizon problems in cosmology?

• A) GUT
• B) quantum mechanics
• C) TOE
• D) inflation
• E) dark energy

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Definitions:

Reliability

The extent to which a measurement instrument yields reliable and repeatable outcomes across different occasions.

Conceptual Replications

Studies that investigate the same underlying phenomenon as previous research but use different methods, measures, or participants to provide additional evidence and understanding.

Operational Definitions

Concrete and specific descriptions of how variables are measured or defined within a research study.

Abstract Variables

Theoretical concepts that are not directly observable or measurable but are represented through proxy or indirect measures.