HD 209458b Was the First Extrasolar Planet Whose Size Was

question 89

Essay

HD 209458b was the first extrasolar planet whose size was measured.It has a radius of 1.43 Jupiter radii and mass of 0.63 Jupiter masses.Calculate its average density in grams per cubic centimeter.How does this compare with Jupiter?

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Operating Segment

A component of a business for which discrete financial information is available and is regularly reviewed by the entity's chief operating decision maker for performance assessment and resource allocation.

Reportable Segment

A component of a business that is subject to separate reporting because it engages in business activities from which it may earn revenues and incur expenses, including revenues and expenses related to transactions with other components of the same company.

Revenue Test

A method to evaluate the viability or success of a business based on its ability to generate income.

Profit Test

An examination to determine the viability and profitability of a project, product, or business scenario.