Date Topic Reading Assignment
Wednesday, March 3 The Sun (a typical star) Chapter 15 What do you already know about the Sun? A tour of the Sun sections 15.2,15.4,15.5 Stellar Structure: The Sun Pressure and Gravity sections 15.1,11.1,5.3 Energy Source (nuclear fusion) sections 15.3,S4.2,S4.3 Star Assignment 1 due Monday, March 15 Stellar Structure (continued) Energy Loss (radiation & convection)section 10.2,11.3,15.2,15.4 Structure Determined by two balance conditions: pressure and gravity section 15.1 energy generation and loss section 15.3 Tests: oscillations (helioseismology),section 15.3 neutrino experiments section 15.3 Star Assignment 2 due Wednesday, March 17 Observing Stars Chapter 16 Luminosity = rate of energy loss Brightness section 16.2 farther = fainter Distances by parallax section 16.2 Number - luminosity relation Surface temperature of stars section 16.3 Color -> temperature Spectra -> temperature, composition & density mass of stars section 16.4 binary stars, Doppler shift section 6.5 mass/luminosity relation Planet project 6 due Star Assignment 3 due Monday, March 22 Quiz 2: (Warm-up for Exam 2) Chapters 9-11,15,16 Review Chapters 9-11,15,16 Star Assignment 4 due Wednesday, March 24 Mid Term Exam #2 Chapters 9-11,15,16 Monday, March 29 Observing Stars (continued) Chapter16 Hertzsprung-Russell Diagram section 16.5, Fig. 16.10 Stellar Lifetimes Star Assignment 5 due Wednesday, March 31 Stellar Evolution Chapter 17, Fig 17.26 Birth section 17.1 Maturity: core hydrogen fusion, The Main Sequence section 17.3-4 Evolution Driven by: Loss of energy to space Reduction in number of nuclei by fusion Old Age as a Red Giant Chapter 17 Dependence on Mass section 17.1 Test: star clusters section 16.6 Star Assignment 6 due Monday, April 5 Stellar Evolution (continued) Death of stars Chapter 18 White Dwarfs section 18.1-2,S4.5 Supernovae & nucleosynthesis section 17.4 Neutron Stars (pulsars) sections 18.3 Black Holes sections 18.4 Star Assignment 7 due
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