Across
- 3. Created when transform boundaries slide
- 4. Plates that split apart
- 5. Currents in the mantle that move thecrust
- 8. Occur when Divergent plates split apart
- 9. Created sea floor spreading theory
Down
- 1. Created Continental drift theory
- 2. Form when convergent boundaries collide
- 6. Plates that slide past one another
- 7. Plates that collide
- 10. When older crust falls under new crust