The Classification of Stellar Spectra Started with the Amount of Hydrogen

question 27

Multiple Choice

The classification of stellar spectra started with the amount of hydrogen in the star's spectrum; however, now a better scheme uses the star's _____.

• A) mass
• B) diameter
• C) radius
• D) temperature
• E) luminosity

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Definitions:

Self-disclosure

The act of revealing personal information about oneself to others, which can foster intimacy and trust in relationships.

Catharsis

The process of releasing and thereby providing relief from strong or repressed emotions, often through art, conversation, or other forms of expression.

Universality

The quality or state of being universal; applicable or common to all purposes, conditions, or situations.

Therapeutic Factor

A concept in psychotherapy referring to the effective elements or processes that contribute to healing and change in therapy.