The Background Microwave Radiation, Discovered in 1965 by Penzias and Wilson

question 23

Multiple Choice

The background microwave radiation, discovered in 1965 by Penzias and Wilson, has its peak intensity at a wavelength of 1.06 mm. What blackbody temperature does this wavelength imply for the universe? (σ = 5.670 × 10^-8 W/m² ∙ K⁴, Wien displacement law constant is 2.90 × 10^-3 m ∙ K)

• A) 2.7°C
• B) -270°C
• C) 0.0027 K
• D) 0.00°C
• E) -2.7°C

---

Definitions:

Skills Approach

A perspective on leadership that emphasizes the importance of acquiring and developing specific skills and abilities for effective leadership.

General Cognitive Ability

The overall mental capacity of an individual, including the ability to reason, plan, solve problems, think abstractly, comprehend complex ideas, learn quickly, and learn from experience.

Knowledge

Facts, information, and skills acquired through experience or education.

Information Processing

The methods by which individuals or systems gather, analyze, and interpret data to make decisions or understand the world.