Across
- 2. magma that has reached the earth's surface
- 3. plates separate
- 7. two plates (oceanic and continental) collide and they form a...
- 10. when one plate sinks beneath another plate
- 12. when two continental plates collide they form a...
- 14. located in the upper mantle, under the lithosphere
- 16. hot material rises, cool/dense material sinks
- 17. broken up parts of the lithosphere
- 18. all the continents were formed together as one
- 20. thickest layer of the Earth
Down
- 1. where two tectonic plates meet
- 4. plates slide past each other
- 5. thicker, lighter plate
- 6. Earth's outermost layer
- 8. preserved remains of ancient organisms
- 9. when two oceanic plates divide they form a...
- 11. thinner, heavier plate
- 13. plates collide
- 15. when two continental plates divide they form a...
- 19. hot rock located under Earth's surface