Across
- 4. Breaks in the Earth's crust where rocks have passed each other
- 8. When plates slip past each other
- 11. When plates come together, or converge
- 12. The most recent super continent
- 13. The broken pieces of Earth's lithosphere
- 14. Any trace of an ancient organism preserved in rock
Down
- 1. Where pieces of Earth's crust diverge to form valleys
- 2. When plates move apart, or diverge
- 3. Drift Continents slowly moving over the Earth's surface
- 5. When the ocean floor sinks beneath a deep ocean trench and into the mantle
- 6. New material continually added by mid-ocean ridges on the ocean floor
- 7. Deep underwater canyons
- 9. Mountain ranges that run along the middle of the ocean floor
- 10. A theory of Earth's plates and plates motions