How Do We Think the Central Black Hole in the Galaxy

question 65

Multiple Choice

How do we think the central black hole in the galaxy primarily grew to its current mass?

• A) ordinary stellar evolution of massive stars
• B) merger of close binary stars
• C) shock waves from supernova explosions
• D) dark matter clumping together
• E) accretion of nearby gas

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Definitions:

Optimistic Time

The shortest possible time in which a task or project can be completed, assuming everything goes better than expected.

PERT Analysis

A project management tool used to schedule, organize, and coordinate tasks within a project, focusing on analyzing the time needed to complete each task.

Project Variance

The difference between planned and actual performance in a project, indicating the degree of deviation from the project plan.

Activity Duration

the total time required to complete a specific activity or task in the process of project management or planning.