What Are the Characteristics of an Open Cluster of Stars

question 23

Multiple Choice

What are the characteristics of an open cluster of stars?

• A)mostly found above and below the galactic plane
• B)old age and millions of members
• C)a few hundred, mainly main sequence stars
• D)All stars are much more massive than our Sun.
• E)All stars are about the same age and luminosity.

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Definitions:

Pessimistic Explanatory Style

A tendency to explain negative events as being pervasive, permanent, and personal.

Depression

A common mental disorder characterized by persistent sadness, a lack of interest in activities, and a decreased ability to enjoy life.

Passive Attribution

The tendency to explain someone's behavior by attributing it to the situation or environment rather than to the individual's own traits or choices.

Ruminate

The act of thinking deeply or repeatedly about something, often causing distress.