The Luminosity Class of a Star (I,II,III,IV,or V)is MOST Closely

question 170

Multiple Choice

The luminosity class of a star (I,II,III,IV,or V) is MOST closely related to which physical characteristic of the star?

• A) the surface temperature
• B) the radius
• C) the radial velocity
• D) the chemical composition (amount of hydrogen, helium, etc.)

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Definitions:

Individualism

A societal ideology that elevates the principle of personal freedom over the authority of groups or state mechanisms.

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The year in which a person was born.

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A deeply unpleasant emotional response to a significant loss, betrayal, or a sense of failure.