1. Plate Tectonics
Evolution of the Earth

2. Interior

3. Tectonic Plates

4. Tectonic Plates
Volcanoes

5. Tectonic Plates

6. Tectonic Plates

7. Plate Boundaries Convergent – plates move toward one another
Divergent – plates move away from each other
Transform – plate moves sideways from each other

8. Plate Boundaries

9. Convergent Plates
The only subduction zone
in the Atlantic

10. Divergent Plates

11. Transform Plates
San Andreas
Fault

12. Review Questions
Which type of geological activity occurs all the time at plate boundaries?
Transformation
Volcanic activity
Earthquakes
Both b. and c.

13. Review Questions
Which type of geological activity occurs all the time at plate boundaries?
Transformation
Volcanic activity D
Earthquakes
Both b. and c.

14. Review Questions
2. Which type of geological activity is associated with convergent plate boundaries?
Subduction zones
Volcanic activity
Oceanic ridges
Both b. and c.

15. Review Questions
2. Which type of geological activity is associated with convergent plate boundaries?
Subduction zones
Volcanic activity A
Oceanic ridges
Both b. and c.

16. Review Questions
3. Which type of geological activity is associated with divergent plate boundaries?
Subduction zones
Volcanic activity
Oceanic ridges
Both b. and c.

17. Review Questions
3. Which type of geological activity is associated with divergent plate boundaries?
Subduction zones
Volcanic activity C
Oceanic ridges
Both b. and c.

18. Review Questions
4. What type of movement in the earth’s mantle causes oceanic ridges and subduction zones?
Transformation
Convection currents
Subduction currents
Both b. and c.

19. Review Questions
4. What type of movement in the earth’s mantle causes oceanic ridges and subduction zones?
Transformation
Convection currents B
Subduction currents
Both b. and c.