# Lifetime of Stars

1.Use this figure to find the main sequence lifetime of a 5 M star.

2. Use this figure to find the sunspot number at the highest sunspot maximum of the nineteenth century.

Please see attached for all figures.

© BrainMass Inc. brainmass.com May 20, 2020, 1:07 pm ad1c9bdddfhttps://brainmass.com/physics/lifetime/lifetime-stars-40131

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1.)

From 5 on x-axis draw a line parallel to y axis, where this line meets the graph, ...

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The following posting helps with astrophysics problems.

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