What Would Be the Mass of a Main-Sequence Star That

question 229

Multiple Choice

What would be the mass of a main-sequence star that has a luminosity 1000 times greater than that of the Sun? (See Figure 10-15,Comins,Discovering the Essential Universe,6th ed.)

• A) 10⁵ solar masses
• B) 5 solar masses
• C) 0.1 solar mass
• D) 1000 solar masses

---

Definitions:

Phlegmatic

A temperament characterized by a calm, reliable, and even-keeled personality, often associated with a high threshold for emotional excitability.

Sanguine

Characterized by optimism or a positive attitude, especially in an apparently bad or difficult situation.

Self-Efficacy

An individual's belief in their capacity to execute behaviors necessary to produce specific performance attainments.

Intrinsic Motives

Internal driving forces that prompt action, based on personal satisfaction, curiosity, challenge, or enjoyment, rather than external rewards.