Plate Tectonics By: Caron St. Jean

4. This forms when two convergent plates fold up the land.
6. ______ plates are pieces of the lithosphere.
8. ______ can occur when two transform plate boundaries are active.
11. Converging plate boundaries have the pressure of _____.
12. _______ came up with the theory of Pangaea.
13. The theory that all of the continents were once one piece of land.
14. What is it called when two plates converge and one goes under the other?
16. Diverging plate boundaries have the pressure of _____.
17. How many plate boundaries are there?
18. Sea floor ______ is the cause of magnetic patterns on the ocean floor.

1. When the magma gets full due to subduction it creates _____.
2. The name of ocean plates.
3. The United States lies on the _____ American plate.
5. Transform plate boundaries have the pressure of ______.
7. Two plates that rub against each other in opposite directions are_____ plate boundaries.
9. Two plates that push against each other are ______plate boundaries.
10. When two oceanic plates diverge they cause a ______.
11. The name of land plates.
15. Two plates that separate from each other are______ plate boundaries.
19. What happens between plate boundaries?