The Main Source of Energy for a Star as It

question 62

Multiple Choice

The main source of energy for a star as it grows in size to become a red giant is

• A)hydrogen fusion in the central core.
• B)helium fusion in the central core.
• C)hydrogen fusion in a shell surrounding the central core.
• D)gravitational contraction.

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Lower-Income Americans

Individuals or families in the United States who earn below the median income level, often facing economic challenges.

Egalitarianism

A political philosophy advocating for equal rights and opportunities for all individuals.

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