judah's cross word puzzle
Across
- 4. a valley where 2 tectonic plates move apart.
- 5. currents that help magma flow in the mantle
- 6. the innermost layer of the core.
- 7. the melted rock in the mantle.
- 14. trench a trench formed at a divergent boundary.
- 15. a word used to describe rocks.
- 17. used to find how deep the ocean is.
- 18. the rock that makes up the oceanic crust.
- 19. the super continent formed 250 million years ago.
- 20. the outer most layer of earth.
- 21. when 2 oceanic plates spread apart this happens.
- 22. core the outer most layer of the core.
- 23. the rock that makes up the continental crust.
- 24. when the ground shakes violently.
Down
- 1. the process in witch one plate slides unnder the other plate usaly the more dense one
- 2. when the magnetic feild of earth changes
- 3. where 2 tectonic plates push each other.
- 8. the first Suggested continental drift.
- 9. the feild of energy that 2 magnets produce
- 10. the theroy the theroy that the whole earth is on plate tectonics
- 11. the middle layer of the earth.
- 12. the crust that is under water.
- 13. a word used to describe liquid rock or metal.
- 16. when 2 tectonic plates move away from each other
- 17. shot out of sonars to find how deep the ocean is