Unit 4 Review Crossword

1. At this type of boundary, plates collide or move together
4. This type of crust makes up the land on Earth and is less dense than oceanic crust.
6. This type of crust makes up the ocean floor and is more dense than continental crust.
9. This land feature is made where two oceanic plates divide.
12. This land feature is made where two continental plates collide.
13. This land feature is made where any two plates slide past each other.
14. This land feature is made where two continental plates divide.
16. Crust is _______ at mid ocean ridges.
17. The process that destroys old crust at ocean trenches is called _________.

1. _______________ ___________ cause plate tectonics to move.
2. This land feature is made where two oceanic plates collide.
3. Plate ________ are where two or more tectonic plates meet.
5. At this type of boundary, plates slide past each other
7. This land feature is made where one oceanic plate and one continental plate collide.
8. Crust is _______ at ocean trenches.
10. At this type of boundary, plates divide or move apart
11. The process that creates new crust at mid ocean ridges is called _______ ______.
15. This land feature is made where two oceanic plates OR one oceanic plate and one continental plate collide.