1) Identify and describe the leading hypothesis that explains the formation of our solar system. Also describe the formation of Earth's moon. Be sure to include the ages of the universe, our solar system, Earth and moon.

2) Describe how plates move across the surface of the Earth, how the mantle is involved and how plates can interact at their boundaries. Describe the process of sea floor spreading, include a description of sea floor age distributions and the maximum age of oceanic crust/lithosphere.

3) Define mineral. Include a description of the four characteristics that a material must exhibit to be called a mineral.