As a Red Giant Star Evolves, Hydrogen Shell Burning Proceeds

question 92

Multiple Choice

As a red giant star evolves, hydrogen shell burning proceeds increasingly faster due to

• A) rotational energy from the star's rapid rotation.
• B) heat released from the core's contraction.
• C) pressure from the contracting envelope.
• D) release of energy stored in magnetic fields.
• E) energy from the fusion of heavier elements.

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