A Star's Surface Temperature During the Horizontal Branch Phase Is

question 10

Multiple Choice

A star's surface temperature during the horizontal branch phase is determined primarily by its

• A) luminosity.
• B) chemical composition.
• C) magnetic field strength.
• D) rotation rate.

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Definitions:

Weighted Average

A calculation that takes into account the varying degrees of importance of the numbers in a dataset, often used in accounting to value inventory.

Common Shares

Units of ownership interest or equity in a corporation that entitle their holder to a share of the corporation's earnings and give them the right to vote.

Earnings Per Share

A financial metric that indicates the portion of a company's profit allocated to each outstanding share of common stock.

Preferred Shares

A type of ownership in a corporation that has a higher claim on assets and earnings than common stock and often pays dividends at a fixed rate.