Which Force Induces the Core to Contract Inward and Get

question 209

Multiple Choice

Which force induces the core to contract inward and get hotter in massive stars at the conclusion of each episode of nuclear fusion, such as the carbon-, oxygen-, and silicon- fusion cycles?

• A) gravity
• B) gas pressure produced by the very high gas temperatures
• C) electron degeneracy pressure
• D) nuclear attractive force between nuclei and between neutrons and protons

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