The Photons from the Microwave Background Have Not Interacted with Matter

question 30

Multiple Choice

The photons from the microwave background have not interacted with matter since theuniverse was how old?

• A)4,000,000,000 years old
• B)4,000,000 years old
• C)400,000 years old
• D)4,000 years old
• E)4 seconds old

Comprehend the dependency or independence of hypotheses in explanations.

Determine the logical strength and completeness of explanations.

Identify implicit assumptions in evaluating the strength of an explanation.

Understand the criteria for evaluating the adequacy of hypotheses and explanations.

---

Definitions:

Fact-based

Relying on or concerned with actual data and evidence rather than assumptions or speculation.

Culture

A shared system of symbols, beliefs, attitudes, values, expectations, and norms for behavior.

Personal Beliefs

Individual convictions or opinions that are held as true by the person.

Cultural Beliefs

The shared values, norms, and practices that characterize a group of people or society, influencing their behaviors and perceptions.