Across
- 4. Core, liquid core, made of nickel and iron
- 6. A Supercontinent that existed about 250 million years ago
- 7. the earth’s outer layer; the coolest and least dense layer of the earth
- 9. a series of sea waves caused by underwater earthquakes
- 10. Core, The center of the earth composed of nickel and iron
- 15. when two plates COME TOWARD each other
- 16. the layer of the mantle that lies directly below the the Lithosphere and flows like taffy
Down
- 1. The cool solid outer shell of the earth. It consists of the crust and the rigid upper part of the mantle
- 2. When two plates move AWAY from each other
- 3. the layer of the earth beneath the crust
- 5. Plate, A large mobile segment of Earth’s lithosphere
- 8. the movement of a tectonic plate beneath another plate
- 9. When two plates SLIDE along side each other
- 11. Tectonics, a theory that the lithosphere is broken into segments, or plates that “FLOAT” on the asthenosphere
- 12. Ridge, a mountain-like landform that develops when plates separate
- 13. Trench, a long narrow steep-sided depression in the earth’s oceanic crust
- 14. Boundary, a place where pieces of the broken Lithosphere meet