Plate Motion Ainsley Wiers
Across
- 6. A sudden shaking of Earth’s surfaces
- 8. An extinct reptile that lived about 300 million years ago
- 9. A natural spring that sends hot water and steam into the air from a hole in the ground
- 11. The ____ core is the innermost part of Earth
- 14. Moving toward the same place
- 15. A long, deep indentation in the ocean floor
- 18. Hot liquid rock below the surface of earth
- 19. A _____ structure is how the particles in a mineral or chemical are arranged
- 20. Moving apart in different directions
Down
- 1. Some people think that South America and _____ used to be connected
- 2. Outermost, rocky layer of Earth
- 3. A layer of Earth’s surface, lying just below the crust and above the inner core
- 4. A _______ rock is a rock that has been changed over time by high pressures and temperatures
- 5. Remains, impression, track, or other evidence of ancient organisms
- 7. A mid-______ ridge is an underwater mountain range formed when two plates move apart
- 10. The slow pulling apart of land that is caused by plate movement
- 12. _____ are solid earth materials formed from a mixture of minerals and sometimes other materials
- 13. Some people believe that the ______ fit together like puzzle pieces
- 16. How often or fast something happens
- 17. Hot liquid rock on the surface of Earth