A Typical Protostar May Be Several Thousand Times More Luminous

question 14

Multiple Choice

A typical protostar may be several thousand times more luminous than the Sun. What is the source of this energy?

• A) Chemical combustion of hydrocarbons
• B) Nuclear fusion in its core
• C) From the release of gravitational energy as the protostar continues to shrink
• D) The ionization of the gas as it heats up
• E) From nearby hot stars or supernovae that have initiated the star formation process

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Definitions:

Centralized Communication Network

A pattern of interaction in which communication flows only between individual members and a hub, or centre point.

Highly Cohesive Teams

Teams characterized by strong bonds, mutual respect, and a high level of collaboration and commitment towards common goals.

Evaluative Capabilities

The ability to assess, critique, or judge the value and effectiveness of something, typically within the context of organizational performance or potential.

Centralized Communication Network

A communication structure in which all decisions and processes are managed from a single central point of authority, often leading to efficient decision-making but reduced autonomy for lower levels.