Amaci Medine _Date: 2/10/2 Lab Period: 6 Locating the Epicenter of an Earthquake LAB Introduction: The epicenter is the point on Earth's surface directly above an earthquake. Seismic stations detect earthquakes by the tracings made on seismographs. Tracings made at tmice separate seismic stations are needed to locate an earthquake epicenter. Objective: To identify the location of an earthquake epicenter using a travel time graph and unce seismograph tracings. Materials:. Ruler Procedure: 1. Study the three seismograph tracings below. Notice the time scale below each tracing. Each mark on the time scale represents one minute. detu P and S Travel Time Curve Balboa Heights, Panama y 00 25 min y 00 15 min 4 00 20 min Boulder, Colorado 4 00 25 min 4 00 15 min y 00 20 min Mexico City, Mexico P y 00 20 min 400 25 min y 00 15 min Data Table Difference Between S-wave Arrival Time Distance to Epicenter City P-wave Arrival Time P-wave and S-wave 24:30 18:50 Balboa Heights Boulder 16 17:75 2:50 3:50 Mexico City TRAVEL TIME (min) Earthquake P-Wave and S-Wave Travel Time 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 6. 4 3 1 1 2 4 6. 9. 10 EPICENTER DISTANCE (x 10° km)
Amaci Medine _Date: 2/10/2 Lab Period: 6 Locating the Epicenter of an Earthquake LAB Introduction: The epicenter is the point on Earth's surface directly above an earthquake. Seismic stations detect earthquakes by the tracings made on seismographs. Tracings made at tmice separate seismic stations are needed to locate an earthquake epicenter. Objective: To identify the location of an earthquake epicenter using a travel time graph and unce seismograph tracings. Materials:. Ruler Procedure: 1. Study the three seismograph tracings below. Notice the time scale below each tracing. Each mark on the time scale represents one minute. detu P and S Travel Time Curve Balboa Heights, Panama y 00 25 min y 00 15 min 4 00 20 min Boulder, Colorado 4 00 25 min 4 00 15 min y 00 20 min Mexico City, Mexico P y 00 20 min 400 25 min y 00 15 min Data Table Difference Between S-wave Arrival Time Distance to Epicenter City P-wave Arrival Time P-wave and S-wave 24:30 18:50 Balboa Heights Boulder 16 17:75 2:50 3:50 Mexico City TRAVEL TIME (min) Earthquake P-Wave and S-Wave Travel Time 24 23 22 21 20 19 18 17 16 15 14 13 12 11 10 9 6. 4 3 1 1 2 4 6. 9. 10 EPICENTER DISTANCE (x 10° km)
Applications and Investigations in Earth Science (9th Edition)
9th Edition
ISBN:9780134746241
Author:Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa
Publisher:Edward J. Tarbuck, Frederick K. Lutgens, Dennis G. Tasa
Chapter1: The Study Of Minerals
Section: Chapter Questions
Problem 1LR
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Don’t understand really confuse I started find the p-waves and s-waves but don’t how to find the difference between p-wave and s-wave and distance to epicenter
Transcribed Image Text:Amaci Medine
_Date: 2/10/2
Lab Period: 6
Locating the Epicenter of an Earthquake LAB
Introduction: The epicenter is the point on Earth's surface directly above an earthquake.
Seismic stations detect earthquakes by the tracings made on seismographs. Tracings made at tmice
separate seismic stations are needed to locate an earthquake epicenter.
Objective: To identify the location of an earthquake epicenter using a travel time graph and unce
seismograph tracings.
Materials:. Ruler
Procedure: 1. Study the three seismograph tracings below. Notice the time scale below each tracing. Each
mark on the time scale represents one minute.
detu
P and S Travel Time Curve
Balboa Heights, Panama
y 00
25 min
y 00
15 min
4 00
20 min
Boulder, Colorado
4 00
25 min
4 00
15 min
y 00
20 min
Mexico City, Mexico P
y 00
20 min
400
25 min
y 00
15 min
Data Table
Difference
Between
S-wave Arrival Time
Distance to Epicenter
City
P-wave Arrival Time
P-wave and S-wave
24:30
18:50
Balboa Heights
Boulder
16
17:75
2:50
3:50
Mexico City
Transcribed Image Text:TRAVEL TIME (min)
Earthquake P-Wave and S-Wave Travel Time
24
23
22
21
20
19
18
17
16
15
14
13
12
11
10
9
6.
4
3
1
1
2
4
6.
9.
10
EPICENTER DISTANCE (x 10° km)
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