Across
- 3. molten rock
- 6. the idea that earth is broken into pieces that move, creating earthquakes, mountains, and volcanoes
- 7. occurs at all plate boundaries
- 8. the process in which more dense oceanic crust is recycled into the mantle
- 10. the landform created in the ocean when new crust is made
- 11. the landmass or supercontinent that existed millions of years ago
Down
- 1. a deep crack in the earth where earthquakes occur
- 2. boundary where 2 plates move away from each other
- 4. boundary where 2 plates slide past each other
- 5. chunks of lithosphere
- 9. boundary where 2 plates move towards each other