The Following Expressions Are Parameters of Stars That Astronomers Obtained

question 11

Multiple Choice

The following expressions are parameters of stars that astronomers obtained from their measurements.Which of these conclusions is obviously NOT correct,based on the positions of these stars on the Hertzsprung-Russell diagram in Figure 10-8 of Comins,Discovering the Essential Universe,6th ed.? (L⊙ and R⊙ are the luminosity and radius of the Sun,respectively.)

• A) luminosity = L⊙, radius = R⊙, temperature = 6000 K; conclusion: main-sequence star
• B) luminosity = 10⁴ L⊙, radius = 100 R⊙, temperature = 5000 K; conclusion: red giant star
• C) luminosity = L⊙, radius = 1/10 R⊙, temperature = 20,000 K; conclusion: white dwarf star
• D) luminosity = 1/100 L⊙, radius = 1/100 R⊙, temperature = 20,000 K; conclusion: white dwarf star

Discuss the societal and economic impacts of income and wealth inequality.

Evaluate the arguments for and against greater income equality and the effects on incentives and utility.

Understand the rate of poverty in the United States and how it has changed over time.

Recognize the goals and conflicts in economic policymaking related to income distribution and output growth.

---

Definitions:

Support Activity

Activities within an organization that assist in providing value to customers but do not directly contribute to the primary product or service.

Inbound Logistics

Inbound Logistics refers to the transport, storage, and delivery of goods coming into a business, an essential component of supply chain management, focusing on receiving and handling materials and supplies.

Competitive Forces Model

A business framework devised by Michael Porter that analyzes competitiveness by recognizing five major forces that could endanger a company’s position.

Value Chain Model

Model that shows the primary activities that sequentially add value to the profit margin; also shows the support activities.