Plate Boundaries Study Guide
1.What type of plate boundary usually results in new crust forming?
2. Label each as Convergent, divergent or transform
3. What type of activity is most common at convergent plate boundaries?
4. What type of activity is most common at divergent plate boundaries?
5. What type of activity is most common at transform plate boundaries?
6. The type of tectonic plate boundary involving a collision between two tectonic plates is________?
7. The type of tectonic plate boundary that has a subduction zone is__________?
8. The San Andreas Fault is an example of a ____________________ boundary.
9. Mid-ocean ridges are associated with ________________ boundaries.
10. The speed of seismic waves depends on the ____ of the layer through which they travel.
11. Which layer of the Earth is made up of tectonic plates?
12. What appears to cause movement of Earth's tectonic plates?
13. Earth's oceanic crust is ____ than the continental crust.
14. The Mariana trench is the deepest point in the oceans—11,033 m below sea level. This trench was
formed at a ____ boundary, where one tectonic plate was subducted beneath the other.
15. What has formed at A? B? What type of boundary is occurring at A?
16. Sea-floor spreading occurs at which type of plate boundary?
Figure #1:
Figure #3
17. Consider figure #1, which of the letters would best represent the arrival of the “P” wave”
18. Consider figure #1, which of the letters would best represent the arrival of the “S” wave”
19. Using figure #2, determine the distance from the epicenter determined by the seismograph in figure
#1:
20. Using figure #3, identify the approximate magnitude determined by the seismograph in figure #1:
21. What is the name given to the magnitude scale for earthquake energy?
22. The theory of _________ states the Earth’s crust and upper mantle are broken into sections
23. These sections, called _________, are composed of the crust and a part of the upper mantle
24. The crust and upper mantle are called the ____________
25. Beneath this layer is the plastic-like ______________
26. Many scientists think hot plastic-like rock is forced upward toward the surface, cools, and sinks. This
process is called a ___________ current.
Choose the type of boundary (above) that would BEST match the tectonic event listed below for #’s 2734
27. Convergent Boundary with uplift and folding
28. Divergent Boundary
29. Transform Boundary
30. Convergent Boundary with subduction
31. Volcanic Mountains
32. Folded Mountains
33. Earthquakes
34. Sea-floor spreading
35. The Himalayas contain the highest mountain in the world. What does this suggest about the speed
of the Indian plate as it collides with the Eurasian plate?
36. What is the process by which the Himalayas are formed?
37. How are volcanoes created?
38. Why are earthquakes in California so devastating?
39. Where are earthquakes more damaging?
40. What formed the Hawaiian Islands?