Earth to Class

Name, Class___________________________________________________

EPICENTER LOCATION PRACTICE

SUGGESTED BY CHERYL DODES

Locate the epicenter of the earthquake by using the information provided below.

1) Fill in the Table, using your Earth Science Reference Tables as needed.

2) Using a compass, draw the correct circles around each of the three cities on the map.

3) Answer the questions.

TABLE OF DATA FROM SIMULATED SEISMOGRAMS

Seismographic Station	Arrival of P-Waves	Arrival of S-Waves	Time Interval Between Arrivals	Distance to Epicenter
Hartford, Conn.
Berkeley, Calif.
Rockford, Illinois

Questions

1. In which state of the U.S. did this earthquake occur?

2. Near which city on the map did this earthquake occur?

3. Which STATION was farthest away from the epicenter?

4. How far away was that STATION?

5. What is a seismograph?

6. List the three types of seismic waves and the properties of each. Include relative speed and what types of materials each can or cannot travel through.

7. Data from how many stations is needed to locate an epicenter?______________________