Essential Question
1. What is the composition of the Earth's surface and how is it formed? 2. What are the characteristics of Earth's crust, mantle, and core (include temperature, density, and composition)? 3. How do convection currents within the Earth produce plate movement? 4. What was the evidence used by Alfred Wegener to develop the theory of continental drift? 5. What is sea-floor spreading and why is it important to plate tectonics? 6. What is the theory of plate tectonics? 7. What are the effects of plate movement on the lithosphere including the ocean floor or under ocean basins? 8. How does deformation (tension, compression and shearing) of the earth's plates produce landforms? 10. What processes produce volcanoes or earthquakes? 11. What is the relationship between volcanoes and earthquakes? 12. What is the Ring of Fire? |