In this activity, you will be going to the "Virtual Earthquake" website where you will be doing a series of guided tasks related to locating the epicenter and determining the magnitude of an earthquake. Print out or otherwise have these activity questions available to you before you click on the link below.URL: http://www.sciencecourseware.com/VirtualEarthquake/VQuakeExecute.html
Choose the region “San Francisco area” for your simulation of an earthquake and click “submit choice”.
What does the S-P interval represent exactly? Choose the best answer below:
Select one:
a. It means you can measure the distance the waves have traveled.
b. It is the time interval between the arrival of the P-wave and the arrival of the S-wave at a seismic station.
c. It is the distance between the earthquake epicenter and the seismic station.
d. It represents the earthquake itself.
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Click on “View Seismograms” at the bottom of the page. Choose the closest number that represents the S-P interval you got for each station (Questions 4, 5 & 6) below: