Stellar Spectra Started with the Amount of Hydrogen Found in the Star's

question 38

Short Answer

Stellar spectra started with the amount of hydrogen found in the star's spectrum and started with the letters A through Q.  What are the current letters used to classify stellar spectra?

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Definitions:

Brick-and-mortar Stores

Physical retail locations where customers can visit to view and purchase goods in person.

Two Competitors

Entities, especially businesses, engaged in a rivalry in the same industry or sector, striving to achieve goals such as higher sales, market share, or innovation.

Rivalry

Competition or conflict between two or more parties, often for dominance or superiority in a specific area.

Nature of Competition

Refers to the characteristics and dynamics of rivalry among businesses in the same industry, which can influence market behavior and business strategies.