1. PLATE BOUNDARIES

2. Divergent Plate Boundary Continental - Continental
Direction of Movement:
apart, dividing
Description/Features:
rift valley
Example:
The Great Rift Valley in Africa

3. Divergent Plate Boundary Oceanic – Oceanic
Direction of Movement:
apart, dividing
Description/Features:
mid ocean ridge by sea floor spreading
Example:
Mid-Atlantic Ridge

4. Transform Plate BoundaryC C
Direction of Movement:
sliding past each other
Description/Features:
earthquakes
fault lines
Example:
The San Andreas Fault

5. Convergent Plate Boundary Continental - Continental
Collision C C
Direction of Movement:
colliding into each other
Description/Features:
mountain building
Example:
Himalayas Mountains

6. Convergent Plate Boundary Oceanic - Oceanic
Subduction O O
Direction of Movement:
the old, denser crust subducts under the other
Description/Features:
volcanoes, deep ocean trench
Example:
Mariana Islands, Japan

7. Convergent Plate Boundary Oceanic - Continental
Subduction C
Direction of Movement:
the more dense ocean crust subducts under the continental crust
Description/Features:
Volcanoes, deep ocean trench
Example:
Andes Mountains in South America O

8. Plate Boundaries