If RR Lyrae Stars in a Globular Cluster Had an Apparent

question 17

Multiple Choice

If RR Lyrae stars in a globular cluster had an apparent magnitude of 12 and an absolute magnitude of 0.5,what would the globular cluster's distance be?

• A) 6,500 light-years
• B) 7,200 light-years
• C) 8,300 light-years
• D) 9,400 light-years

---

Definitions:

Self-esteem

An individual's subjective evaluation of their own worth, including beliefs about oneself and emotional states.

Self-awareness

The awareness of one's own personality, emotions, motivations, and wishes.

Self-concept

An individual's perception of themselves, including beliefs, feelings, and thoughts about one's identity and abilities.

Self-monitoring

The tendency to observe and regulate one's own behavior in social situations, adjusting to maintain a desired impression.