The Study of Stars in Clusters Has Especially Helped Astronomers

question 176

Multiple Choice

The study of stars in clusters has especially helped astronomers to understand

• A) stellar evolution, the development of stars with time.
• B) the mechanism of mass loss in stars.
• C) the reason for differences in surface temperatures of stars.
• D) the action of nuclear fusion in stars.

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Definitions:

Well-being

A general state of health, happiness, and satisfaction with one’s life.

Environmental mastery

The ability to effectively manage and manipulate one's surrounding environment to meet personal needs and goals.

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A degenerative brain disorder characterized by memory loss, cognitive decline, and personality changes.