A Particular Star Appears Approximately Equally Bright When Viewed Through

question 200

Multiple Choice

A particular star appears approximately equally bright when viewed through a blue filter and through a yellow filter. What is the approximate surface temperature of this star?

• A) 6000 K
• B) 12,000 K
• C) 3000 K
• D) It is not possible for a star to be equally bright at two different wavelengths.

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Definitions:

Times Interest Earned Ratio

A financial metric that measures a company's ability to pay its interest expenses on outstanding debt with its earnings before interest and taxes.

Return On Total Assets

A financial ratio indicating the profitability of a company relative to its total assets, measuring how efficiently a company uses its assets to generate profit.

Year 2

Typically refers to the second year in a given context, such as the second year of a business, investment, or educational program.

Gross Margin Percentage

A financial metric that measures the difference between revenue and cost of goods sold as a percentage of revenue.