Goal  • Locate the Epicenter of an Earthquake
Homework  1. Finish Locating Epicenter- More Practice
Worksheet
Warm-up
Please write down homework and update table of contents.
Then find the S-P time intervals for the following
seismograph stations
2 minutes
II-III
VII-VIII
VI
V
VI
IX
IX
VI
IX
IV
V
VII-VIII
V
IV
II-III
II-III
VII-VIII
VI
V
VI
IX
IX
VI
IX
IV
V
VII-VIII
V
IV
II-III
Identify the Richter Scale Magnitude of the earthquake?
Las Vegas Seismic Station
1. What is the S-P lag time? 40 sec
2.
What is the distance to the earthquake epicenter?
390 km
250 mm
3.
What is the S-wave amplitude?
4.
What is the magnitude using the nonogram?
6.7
6.7
2 minutes
Goal • Locate the Epicenter
of an Earthquake
Homework  NONE 
Warm-up
Please write down homework and update
table of contents.
Why do you need three locations to
determine an epicenter. Use the words
epicenter and intersect in your explaination.
5 minutes
Goal • Complete Epicenter P.A.
Homework  D.A. Review Sheet
Warm-up Please write down homework and update table of contents.
*Find the S-P lag time & distance from epicenter.
2 minutes
Goal  Review for District Assessment
Homework  Study for D.A. TOMORROW
Warm-up Please hand in homework from last
night (in pile below) and write down tonight's
homework.
Label the parts:
2 minutes
Goal  Take District Assessment
Homework  No Homework
Warm-up What are the four characteristics all
minerals share?