Study Guides (248,566)
United States (123,425)
Geology (94)
GEOL 1001 (54)
All (52)
Midterm

Exam 3 Study Guide

6 Pages
92 Views
Unlock Document

Department
Geology
Course
GEOL 1001
Professor
All Professors
Semester
Fall

Description
GEOL1001Exam 3 Study GuideEarthquakesDefinition of an earthquakenatural geologic process caused by the sudden and rapid movement of a large volume of rockElastic rebound theory earthquakes are produced by the rapid release of elastic energy stored in rock that has been deformed by differential stressesFault rupturecauses earthquakesFocusthe origin of an earthquakeEpicenterthe point at the surface directly above the focusAftershocksmaller tremors that follow a major earthquake and can happen over several monthsForeshockopposite of aftershock small tremors that come before a major earthquake Studying earthquakesseismologySeismographhas a weight freely suspended from a support that is securely attached to bedrock the inertia of the weight keeps it stationary as the earth movesP wavesprimary waves pushpull wavesS wavessecondary waves shake particles at right angles to the direction of travelSurface wavestravels along the outer part of earthLocating the epicenterfirst find PS interval of 3 places compare to distance on graph triangulate on mapMeasuring the size of an earthquakeRichter magnitudebased on the amplitude of the largest seismic wave PS or surface recorded on a seismogram Moment magnitudedetermines the strain energy released from the entire fault surface better for describing very large earthquakesMercalli intensity scalean intensity scale that measures using the amount of damage and its affect on pplDetermining fault mechanism
More Less

Related notes for GEOL 1001

Log In


OR

Join OneClass

Access over 10 million pages of study
documents for 1.3 million courses.

Sign up

Join to view


OR

By registering, I agree to the Terms and Privacy Policies
Already have an account?
Just a few more details

So we can recommend you notes for your school.

Reset Password

Please enter below the email address you registered with and we will send you a link to reset your password.

Add your courses

Get notes from the top students in your class.


Submit