You Want to Find a Mass of a Star on the Main

question 181

Multiple Choice

You want to find a mass of a star on the main sequence of the H-R diagram. What do you need

• A)The star has to be in a visual binary.
• B)The star has to be in a spectroscopic binary.
• C)You need the star's luminosity.
• D)You need the star's absorption spectra.

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Definitions:

Hull House

A settlement house founded by Jane Addams and Ellen Gates Starr in 1889 in Chicago, aimed at improving social and living conditions for immigrants and the poor.

Denis Kearney

An Irish-American immigrant known for his role in the late 19th century as a labor leader in California, advocating against Chinese immigration.

Chinese Descent

Individuals or populations that originate from China, sharing cultural, linguistic, or ancestral ties to the country.

Social Darwinism

A theory applying natural selection and survival of the fittest to sociology, economics, and politics, often used to justify political conservatism, imperialism, and racism.