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Earthquake Sources and Magnitude

Earthquake Sources and Magnitude

Earthquake Sources and Magnitude. Annabel Kelly USGS Menlo Park, CA. What is an Earthquake ?. An Earthquake : Instrumentally recorded (or felt) ground shaking. An Earthquake Source : A sudden change in stress in the Earth that generates seismic waves. Seismic Sources. Fault movement

By idalia
(385 views)

EARTHQUAKES

EARTHQUAKES

EARTHQUAKES. Elastic Rebound Theory: As tectonic plates move, friction interferes with forward motion. The plates shift, and this causes an earthquake.

By ellie
(57 views)

How and Why EarthQuakes Occur

How and Why EarthQuakes Occur

How and Why EarthQuakes Occur. Ch 8 Exam Review. Vocab Questions. Fault San Andreas Fault Epicenter Focus Aftershocks Foreshocks. Fault. A fracture in Earth’s crust where movement has occurred

By hedva
(111 views)

Earth Science : Unit 3 Review: Forces Within

Earth Science : Unit 3 Review: Forces Within

Earth Science : Unit 3 Review: Forces Within. Ch 8: Earthquakes and Earth’s Interior Ch 9: Plate Tectonics Ch 10: Volcanoes Ch 11: Mountain Building. Earth Science : Unit 3 Review: Forces Within.

By selene
(218 views)

Earth Science, 10e

Earth Science, 10e

Earth Science, 10e. Edward J. Tarbuck & Frederick K. Lutgens. Earthquakes and Earth’s Interior Chapter 6. Earth Science, 10e Stan Hatfield and Ken Pinzke Southwestern Illinois College. Earthquakes. General features Vibration of Earth produced by the rapid release of energy

By binta
(306 views)

Unit II

Unit II

Unit II. Earthquake Disaster Mitigation. EARTHQUAKES. Source: Kobe I EERI - Slide #43. Earthquakes are a natural phenomena, like drought, flood and Cyclones. Earthquakes in simple terms is a sudden trembling or shaking movement of the earth surface.

By thuyet
(167 views)

Earthquakes

Earthquakes

Earthquakes. What are Earthquakes?. The shaking or trembling caused by the sudden release of energy Usually associated with faulting or breaking of rocks Described by the Elastic Rebound Theory. What is the Elastic Rebound Theory ?. Explains how energy is stored in rocks

By laban
(102 views)

Earthquakes

Earthquakes

Earthquakes. http://thismodernworld.com/comic-archive. Elastic rebound. http://projects.crustal.ucsb.edu/understanding/elastic/rebound.html. Elastic rebound. Rocks store energy elastically When stored stress exceeds the strength of the friction on the fault OR the strength of the rock… snap.

By torie
(131 views)

CH 8

CH 8

CH 8. A fault is ____. a.a place on Earth where earthquakes cannot occur b.a fracture in the Earth where movement has occurred c.the place on Earth’s surface where structures move during an earthquake d.another name for an earthquake. CH 8. An earthquake’s epicenter is ____.

By solomon-guerrero
(174 views)

Earthquakes-Pt.2

Earthquakes-Pt.2

Earthquakes-Pt.2. Earthquake Processes (mechanisms/causes) Effects of earthquakes (damage) Earthquake risk and prediction Responses to earthquake hazards. Earthquake Processes. Earthquake Cycle: Elastic Rebound Dilatancy-Diffusion Model Fault-valve mechanism Roles of fluid pressure.

By marenda-faunus
(266 views)

Chapter 8

Chapter 8

Chapter 8. Earthquakes and Earth ’ s Interior. Section 8.1. What is an Earthquake?. What is an earthquake?. An earthquake is the vibration of Earth produced by the rapid release of energy. Example: 1906 San Francisco Earthquake.

By christen-burton
(400 views)

Chapter 8

Chapter 8

Chapter 8. Earthquakes and Earth ’ s Interior. Section 8.1. What is an Earthquake?. What is an earthquake?. An earthquake is the vibration of Earth produced by the rapid release of energy. Example: 1906 San Francisco Earthquake.

By solomon-chapman
(165 views)

Earthquakes

Earthquakes

Earthquakes. What are Earthquakes?. Earthquakes: the sudden movement of Earth’s Crust!. Where Do Earthquakes Occur?. Mostly occur near tectonic plate A break in the Earth’s crust where movement occurs is called a fault. The Three Types of Faults. Transform Boundary ( shearing ).

By blaine-lloyd
(125 views)

Chapter-1 Basics of Earthquakes

Chapter-1 Basics of Earthquakes

Chapter-1 Basics of Earthquakes. Class Two. Organization of Lecture. Where do Earthquake occurs Elastic Rebound Theory Faults Plate Tectonics. Where do earthquakes occur?. Faults. Plate boundaries. Plate boundaries are often identified from the location of past earthquakes.

By miroslav-solovyov
(105 views)

Lecture#11

Lecture#11

Lecture#11. CE-312 Engineering Geology and Seismology Instructor: Dr Amjad Naseer. Department of Civil Engineering N-W.F.P University of Engineering and Technology, Peshawar. Outlines of the Presentation. Elastic Rebound Theory Types of Waves. WHAT CAUSES EARTHQUAKES?.

By theodoredaniels
(0 views)


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