Before today's class you should read Moons and Planets, pp. 155-166. These sections introduce the study of asteroids and comets.
Before today's class you should read Moons and Planets, pp. 166-175. These sections consider the dynamic evolution of asteroids and comets, along with their physical nature and surface properties.
The lab today is on the physical properties of minerals and how they can be identified.
Before today's class you should read Moons and Planets, pp. 176-187. These sections conclude the study of asteroids and comets and discuss some related atmospheric phenomena. Note the summary list of concepts on p. 188.