Plate Tectonics Vocabulary Review
Across
- 2. Supercontinent
- 3. A crack in the Earth's crust where rocks slide past one another
- 8. Type of plate boundary where two plates slide past each other
- 10. Type of plate boundary where plates move away from each other
- 13. A deep depression of the sea floor caused by the subduction of one plate under another
- 14. Plastic-like layer below the lithosphere. Convection currents here cause the tectonic plates to move.
Down
- 1. Formed when two continental convergent plates collide and the crust crumbles.
- 4. Makes up the crust and upper mantle; what the tectonic plates are composed of
- 5. Type of plate boundary where two plates collide
- 6. Convergent boundary where an oceanic plate is pushed beneath a continental plate forming a trench.
- 7. Caused when two transform plates slide past each other
- 9. A __ valley is caused by divergent continental plates
- 11. Elevations along a contour line are ___.
- 12. Forms above and near subduction zones.