How Is the Age of the Galaxy Determined

question 36

Multiple Choice

How is the age of the galaxy determined?

• A) Measuring the metallicity of Population II stars.
• B) Finding the turnoff point in the H-R diagram of globular clusters.
• C) From the motion of stars in the galactic halo.
• D) Counting the number of open clusters in the spiral arms.

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Definitions:

Moving Toward

In psychological terms, it refers to an adaptive strategy where an individual seeks to reduce anxiety and establish security through affiliating or aligning with others.

Basic Anxiety

A pervasive feeling of insecurity and inadequacy stemming from early childhood, as posited by Karen Horney.

Neurotic Trends

Patterns of thought or behavior that are characterized by anxiety and deemed not within the normal range of psychological functioning.

Neurotic Trends

Patterns of thought or behavior characterized by anxiety, insecurity, and irrational fears that interfere with daily life.