Which Statement About Accretion Disks Is Not True

question 113

Multiple Choice

Which statement about accretion disks is not true?

• A)The gas in the inner parts of the disk is hotter than the gas in the outer parts of the disk.
• B)Accretion disks are made primarily of hydrogen and helium gas.
• C)The gas in the inner parts of the disk travels faster than the gas in the outer parts of the disk.
• D)The primary factor determining whether a white dwarf has an accretion disk is the white dwarf's mass.

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Definitions:

Competitive Markets

Markets where multiple buyers and sellers have the liberty to engage in trade based on mutual agreements.

Price Setters

Entities, such as companies or regulatory bodies, that have the power to establish prices for goods or services in a market.

Perfectly Competitive Market

An economic model where numerous small firms compete against each other with identical products, no barriers to entry or exit, and no single firm can influence market prices.

Demand

The level of demand for goods or services that individuals have the willingness and financial capacity to acquire at assorted prices throughout a defined duration.