| Describe the Sun's structure and features. How does the Sun produce energy? What are sunspots? Describe the Sun's path on the celestial sphere. What coordinates are used to describe a star's position? How are distances to stars measured? How is the magnitude of a  star measured? What is the H-R  Diagram? Describe the life cycle of a star like our Sun. How do the life cycles of more massive stars differ? What leads to a supernova? How do the conditions for creating a white dwarf, a neutron star and a black hole differ? |