Consider a 1 M_$\odot$ star's journey up the red giant branch. Its luminosity will change from 10 L_$\odot$ to nearly 1,000 L_$\odot$. How will its temperature and radius change as the star ascends? (Recall that L $\infty$R²T ⁴.)

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The Answer of Consider a 1 M_$\odot$ star's journey up the red giant branch. Its luminosity will change from 10 L_$\odot$ to nearly 1,000 L_$\odot$. How will its temperature and radius change as the star ascends? (Recall that L $\infty$R²T ⁴.)

Consider a 1 M ⊙\odot⊙ Star's Journey Up the Red Giant Branch

Consider a 1 M_$\odot$ Star's Journey Up the Red Giant Branch