Copyright © Houghton Mifflin Company. All rights reserved. Geology, 10a–1

The power of Earthquakes

Source: AP Photo/Cheng Chieh-Wan

Copyright © Houghton Mifflin Company. All rights reserved. Geology, 10a–2

Collapsed Cypress Freeway

Source: Richards/Sipa Press

Copyright © Houghton Mifflin Company. All rights reserved. Geology, 10a–3

Map of Worldwide Earthquakes

Copyright © Houghton Mifflin Company. All rights reserved. Geology, 10a–4

Anatomy of Earthquake

Copyright © Houghton Mifflin Company. All rights reserved. Geology, 10a–5

P Waves

Copyright © Houghton Mifflin Company. All rights reserved. Geology, 10a–6

S Waves

Copyright © Houghton Mifflin Company. All rights reserved. Geology, 10a–7

Two Common Types of Surface Waves

Copyright © Houghton Mifflin Company. All rights reserved. Geology, 10a–8

Functioning of Seismograph

Copyright © Houghton Mifflin Company. All rights reserved. Geology, 10a–9

Locating Earthquakes

Copyright © Houghton Mifflin Company. All rights reserved. Geology, 10a–10

Map of Epicenter,

KY, TN

Copyright © Houghton Mifflin Company. All rights reserved. Geology, 10a–11

Landscape Shifting, Wallace Creek

Source: John S. Shelton

Copyright © Houghton Mifflin Company. All rights reserved. Geology, 10a–12

Surface Break Across San Bernadino County

Source: Ken M. Johns/Photo Researchers, Inc.

Copyright © Houghton Mifflin Company. All rights reserved. Geology, 10a–13

Liquefaction

Copyright © Houghton Mifflin Company. All rights reserved. Geology, 10a–14

Liquefaction, Turnagain Heights (cont’d)

Source: Steve McCutcheon/Alaska Pictorial Services

Copyright © Houghton Mifflin Company. All rights reserved. Geology, 10a–15

Elevated Freeway Collapse in Kobe

Source: Hosaka Naoto/Gamma Liaison

Copyright © Houghton Mifflin Company. All rights reserved. Geology, 10a–16

Generation of a Tsunami

Copyright © Houghton Mifflin Company. All rights reserved. Geology, 10a–17

Effects of Tsunami on Easter Island

Source: Cliff Wassmann

Copyright © Houghton Mifflin Company. All rights reserved. Geology, 10a–18

Beneath the Waves of Kanagawa

Source: Art Resource, New York

Copyright © Houghton Mifflin Company. All rights reserved. Geology, 10a–19

Earthquake Effects, San Francisco’s Fisherman’s Wharf District, 1906

Source: JP Owen/Black Star

Earthquake Depth and Plate Tectonic Setting

Copyright © Houghton Mifflin Company. All rights reserved. Geology, 10a–21

Earthquake Depth and Plate Tectonic Setting, Selfos, Iceland (June 200)

Source: AP Photo/Morgunbladid, Sverrir Vilhelmsson

Copyright © Houghton Mifflin Company. All rights reserved. Geology, 10a–22

Effects of Mexico City Earthquake

Source: Albert Copley/Visuals Unlimited

Series of Earthquakes in Denver During the Early 1960’s

Series of Earthquakes in Denver During the Early 1960’s (cont’d)

Map, Seismic Risk

Trenches

Copyright © Houghton Mifflin Company. All rights reserved. Geology, 10a–27

Trenches

Source: California Institute of Technology