Across
- 1. When one plate is forced under the other.
- 6. ____ Plates theory, the lithosphere is separated into several peices.
- 8. The boundary that separate or move away from each other.
- 9. The boundary that collides or comes together.
- 10. ___ evidence that shows the same species found on different coninents.
- 11. The outer crust of the earth.
Down
- 2. The boundary that slides right past each other.
- 3. ____ spreading, divergent boundaries under water.
- 4. The theory that all the continents were once one called Pangaea.
- 5. Currents that move heat in the mantle.
- 7. The liquidly part that sits right under the lithosphere.