4. Differentiate active faults from inactive faults.

5. Describe normal, reverse, and strike-slip faults.

6. What is a tsunami? What causes it? ? 7. Using a flowchart, discuss how a tsunami develops.

7. Why is it important to know the location of faults in the Philippines?

8. List three things that should be done before a tsunami happens.

9. List three things that should be done during a tsunami.

10. List three things that should be done after a tsunami happens.

. Why is a seismograph considered an important tool in studying earth- quakes?

What is the difference between a P wave and an S wave?

Differentiate magnitude from intensity of an earthquake.

Differentiate aftershock from foreshock of an earthquake.​