Chapter 1 WHAT ARE WE? HOW DO WE KNOW

        - Read pp 1-9
        - Study all Figures

        Summary
        - bullets: all

        New Terms
        - scientific notation
        - solar system
        - planet
        - star
        - astronomical unit (A.U)
        - light year
        - galaxy
        - Milk Way Galaxy
	
        HINT: flash cards can be helpful for new terms and many of the
              definitions can be found in the glossary (p. 640)