How Do Astronomers Use Spectra to Determine the Composition of a Star

question 32

Essay

How do astronomers use spectra to determine the composition of a star?

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Definitions:

Picket Line

A boundary established by workers, usually in a strike situation, outside of a workplace to protest something such as working conditions, layoffs, or policies.

Peaceful Conveyance

The act of transferring property or title in a calm and orderly manner, free from disputes or conflict.

International Union

A labor union that operates across national borders, representing workers' interests in multiple countries.

Provincial Labour Relations Board

A governmental body at the provincial level responsible for regulating labor relations and enforcing labor laws.