Slide 1 Slide 2 Start here Slide 3 There are three seismic waves Primary P-Waves These waves move in a compress and expand motion They are the first to arrive to the epicenter…

Slide 1 Sandstone, Northern Colorado Slide 2 Slide 3 The review questions are now posted. Also, I posted a condensed set of slides for Geologic Time. You will need to know…

Slide 1 Faults and Earthquakes Slide 2 BASIC DEFINITIONS FAULT: A surface or narrow zone along which one side has moved relative to the other. FAULT: A surface or narrow…

Slide 1 Prof. L. Braile, [email protected], web.ics.purdue.edu/~braile (last modified March 20, 2006) (Despite the popularity of this image, tsunami waves do not normally…

Slide 1 Earthquakes! Slide 2 Think! What are important characteristics to have in building an earthquake safe building? Slide 3 What are the focus & epicenter? Slide…

Slide 1 Anatomy of an Earthquake Focus (or hypocentre): the center of energy release. Epicentre: the point on the ground surface immediately above the focus (closest point…

Slide 1 Slide 2 Slide 3 1989 Loma Prieta Earthquake Investigating Earthquakes--San Francisco Slide 4 oEarthquakes oEarthquakes: Vibrations (seismic waves) within Earth materials…

Slide 1 EARTHQUAKES  Slide 2 Earthquakes Slide 3 8.1 What Is an Earthquake? Focus is the point within Earth where the earthquake starts. Epicenter is the location on the…

Slide 1 Seismicity & Earthquakes Slide 2 Questions 1) Where would you expect the higher earthquake insurance rates: Florida or Oregon? 2) Briefly explain. 3) Did you…

Slide 1 ESSENTIAL QUESTION: HOW HAS EARTHQUAKES SHAPED OUR EARTH? HOW DO TECTONIC PLATES CAUSE EARTHQUAKES? Slide 2 Slide 3 Whose Fault is it? Faults are fractures in Earth…