Review Chapters 5-8
	• Chapter 8: The Properties of Stars – Distances to Stars • Parallax and Parsecs • Spectroscopic Parallax – Intrinsic Brightness: Luminosity • Absolute Magnitude – Luminosity, Radius, and Temperature – Hertzsprung-Russell (H-R) Diagram – Luminosity Classes (e.g., Main Sequence, giant) – Masses of Stars • Binary Stars and Kepler’s Law • Mass-Luminosity Relationship