Across
- 2. What do the Earth's magnetic poles occasionally do, causing rocks to have different magnetic orientations?
- 3. What is formed when tectonic plates pull apart and magma solidifies?
- 5. What type of plate boundary leads to the formation of oceanic ridges?
- 7. Which well-known oceanic ridge runs down the center of the Atlantic Ocean?
Down
- 1. What rises from the mantle to create new oceanic crust?
- 2. What geological feature provides evidence for seafloor spreading?
- 4. What process is responsible for the creation of oceanic ridges?
- 6. Which element in magma contributes to the magnetization of oceanic rocks?