1. List and describe the sciences that collectively make up Earth science. Discuss the scales of space and time in Earth science.
2. Discuss the nature of scientific inquiry and distinguish between a hypothesis and a theory.
3. Outline the stages in the formation of our solar system.
4. List and describe Earth's four major spheres.
5. Label a diagram that shows Earth's internal structure. Briefly explain why the geosphere can be described as being mobile.
6. List and describe the major features of the continents and ocean basins.
7. Define system and explain why Earth is considered to be a system.