Question: Describe the evolution from giant molecular cloud to the death of a low mass (M ~ 1-1.5 solar mass) star. Make sure to use the

  1. Describe the evolution from giant molecular cloud to the death of a low mass (M ~ 1-1.5 solar mass) star. Make sure to use the appropriate terms (e.g. main sequence, subGiant, red giant branch, horizontal branch, etc.) and make sure to draw where the star is on the H-R diagram each stage. (20pts)
  2. Describe the Mirror Principal in relation to stellar astrophysics, in your description make sure to address what kind of stars the Mirror Principal applies to. (15pts)
  3. Describe the end of the life/remnant (if any) of a low mass star and a high mass star and how they differ. (10pts)
  4. Describe the first dredge-up and what (if any) observational effects would it have based on Nuclear burning. (10pts)
  5. Compare the thermal (Kelvin Helmholtz), nuclear, and dynamical timescales for a star of 1 and 10 solar masses. Which is largest and smallest? Name one observational consequence of the dynamical timescale. (10 pts)

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