What Is the Lifetime on the Main Sequence of a 2-Solar-Mass

question 27

Multiple Choice

What is the lifetime on the main sequence of a 2-solar-mass star compared to the approximately 10-billion-year life of our sun? Pick the best answer.

• A) 1.8*10¹¹ years
• B) 1.8*10¹⁰ years
• C) 1.8*10⁹ years
• D) 1.8*10⁶ years
• E) 1.8*10³ years

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Definitions:

Simple Structure

An organizational form characterized by low complexity, few layers of management, and a loose division of labor.

Professional Bureaucracy

An organizational structure characterized by highly specialized jobs and a strong reliance on trained professionals to make decisions.

Machine Bureaucracy

An organizational structure characterized by a high degree of formalization and centralized decision-making.

Adhocracy

An organizational structure that is flexible and adaptable, characterized by a lack of formal hierarchy and the ability to quickly respond to changes.