Across
- 2. boundary at which two plates slide past each other
- 10. _______ pull occurs when the edge of a plate pulls the rest of the plate with it
- 11. huge mountain ranges found in the mid oceans
- 12. place in the United States that has a transform boundary
- 14. name for Earth's single land mass about 245 million years ago
- 15. movement of material due to differences of temperature and density
- 16. boundary found where two plates move away from each other
- 17. when one plate sinks under another plate
Down
- 1. boundary found where two plates collide
- 3. mountain range created when India collided with Eurasia
- 4. evidence of remains of once living things found in separate continents
- 5. tectonic plates fit together like the pieces of this puzzle
- 6. _________ plates are much more dense than continental plates
- 7. plate _______ describe movements of Earth's lithosphere
- 8. ridge _______ force moves plates away from the mid-ocean ridge
- 9. deep canyons in the ocean's floor
- 13. mountains found along the west coast of South America
- 16. continental _________ hypothesis describing how the continents are moving