What Physical Property of a Star Does the Spectral Type

question 132

Multiple Choice

What physical property of a star does the spectral type measure?

• A) temperature
• B) density
• C) luminosity
• D) composition
• E) mass

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Definitions:

Marginally Attached

Refers to workers who are currently not in the labor force but have looked for work in the past and are willing to take a job if one becomes available.

Labor Force

All the non-institutionalized, civilian working-age population that is employed or actively seeking employment.

Unemployment Rate

The component of the labor force that is unoccupied by work but is in pursuit of employment opportunities.

U-4 Unemployment Rate

A measurement of the labor force that includes the total unemployed, plus discouraged workers who have stopped looking for employment.