Seismogram and Epicenter Quiz

What is the minimum number of seismic stations data is necessary to locate the epicenter in the triangulation method?

• one

• two

• three

• four

What is the epicenter?

• The point on Earth's surface directly above the focus

• It is an instrument that records earthquake activity

• It is an agency that provides information on earthquakes

Tags

NGSS.MS-ESS3-2

Where are the S-waves located on this seismogram?

• A
• B
• C
• D

Where are the P-waves located on this seismogram?

• A
• B
• C
• D

Where is the epicenter for this earthquake located based on triangulation?

• A
• B
• C
• D

Tags

NGSS.MS-ESS3-2

It is a method used to locate the epicenter of an earthquake.

• Echolocation

• Radar

• Experimentation

• Triangulation

Which of the four seismic stations is located farthest from

the epicenter?

• A

• B

• C

• D

How can you tell that location X is closest to the epicenter of the earthquake? (think about distance)

• It has the biggest circle

• It has the smallest circle

• It is a circle on the map

• It is located near the top right corner

Tags

NGSS.MS-ESS3-2

Which seismic station has the biggest difference (lag time) in the P wave arrival time and the S wave arrival time?

• X

• Y

• Z

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

• 5 min

• 1 min

• 4 min

• 6 min

Tags

NGSS.MS-PS4-2