A Degenerate-Electron Gas, Which Occurs in the Core of a Red

question 30

Multiple Choice

A degenerate-electron gas, which occurs in the core of a red giant star, lacks the "safety valve" of a normal gas because a rise in

• A) pressure releases more electrons, thus increasing the pressure further.
• B) pressure reduces the number of electrons, causing the core to collapse.
• C) temperature does not change the pressure, so the gas does not expand and cool.
• D) temperature lowers the pressure, causing the star to contract.

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