The Galactic Halo Contains Outer and Inner Shells of Stars

question 24

Multiple Choice

The galactic halo contains outer and inner shells of stars. How does the outer shell compare to the inner shell?

• A) The two shells are virtually identical except for their distance from the galactic nucleus.
• B) The outer shell contains all of the globular clusters.
• C) The inner shell contains all of the globular clusters
• D) The stars of the outer shell are relatively metal-rich.

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Definitions:

Generated by Incentives

Motivated or driven by rewards or punishments that influence an individual's behavior.

Mowrer

O. Hobart Mowrer, an influential psychologist known for his theories on learning and conditioning.

Disengagement

The process of withdrawing or detaching oneself from activities, responsibilities, or engagements.

Aggression Phase

A period or state in which an individual or group is more prone to aggressive behaviors or actions.