Finding Epicenter

How many possible epicenter locations would you have if you had the distance from two seismograph stations to the epicenter?

• Infinite

• 1

• 2

• 3

What is the difference in arrival times of the P and S waves?

• 5 min

• 1 min

• 4 min

• 6 min

Waves can be detected by earthquake monitoring instruments called ________________ .

Tags

NGSS.MS-ESS3-2

What is difference between the arrival times of the P- and S-waves?

Where is the epicenter located?

• C

• D

• E

• G

How many circles are needed to determine the epicenter of an earthquake?

• 1

• 2

• 3

• 5

Tags

NGSS.MS-ESS3-2

What is the epicenter distance if the difference between P- and S-waves is 4 minutes 30 seconds? USE ESRT page 11!

What is the epicenter distance if the difference between P- and S-waves is 3 minutes 30 seconds? USE ESRT page 11!

What is the minimum number of seismograph stations needed to accurately locate the epicenter of an earthquake?

• 1

• 2

• 3

• 4

Which type of seismic wave arrives first at a seismograph station?

• P-wave

• S-wave

• Surface wave

• Rayleigh wave

Tags

NGSS.HS-PS4-1