1. How does the theory of plate tectonics explain the recycling of old oceanic crust and the formation of new oceanic crust? 2. Describe a complete Wilson Cycle, as presented

in Topic in Depth 2.10. 3. Compare and contrast the geologic characteristics of the continental margins of the west and east coasts of North America. 4. Explain the significance of volcanic hot spots. How do they relate to the development of chains of islands and seamounts?(See Topic in Depth 2.6; or access animation at:https://www.iris.edu/hq/inclass/animation/hotspot_volcanic_island_stages_in_the_life