Plate Tectonics
Across
- 2. Earths deepest layer
- 4. A type of heat transfer
- 5. The ability to do work
- 8. Earth's outer skin
- 10. Forces that build up land
- 12. Forces that break down land
- 13. process where the ocean floor goes back into the mantle
- 14. Plates slide past each other
- 15. An ancient organism that's been preserved in rock
- 18. Process that continuously adds new material to the ocean floor
- 19. Super continent that Alfred Wegener named 250 million years ago
- 20. Where pieces of of Earth’s crust diverge on land
Down
- 1. Where the ocean floor goes back into the mantle
- 3. Top layer of the mantle
- 6. Tectonic Plates split apart
- 7. Idea that continents slowly moved across Earth’s surface
- 9. Happen when earthquakes occur
- 11. Plates collide
- 16. Underwater Mountain ranges
- 17. Earth’s second layer
- 21. What’s produced from a transform boundary