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Earthquake

en.wikipedia.org/wiki/Earthquake

An earthquake is the perceptible shaking of the surface of the ... Most fault surfaces do have such asperities and this leads to a form of stick-slip behavior. Once the fault has locked, continued ...

Why Do Earthquakes Happen?

www.geo.mtu.edu/UPSeis/why.html

Earthquakes are usually caused when rock underground suddenly breaks along a fault. This sudden ... When the rocks break, the earthquake occurs. During the ...

Why Earthquakes Occur | FEMA.gov

www.fema.gov/why-earthquakes-occur

Dec 23, 2015 ... An earthquake is ground shaking caused by a sudden movement of rock in the earth's crust. ... What are earthquakes and why do they occur?

www.ask.com/youtube?q=How Do Earthquakes Occur?&v=T0AEtX-uPLA
Sep 5, 2012 ... This is a social science video that answers - What is earthquake? ... How does Earthquake occur with explanation - Social Science 3D ...

How Earthquakes Happen - Universe Today

www.universetoday.com/82050/how-earthquakes-happen/

The two main answers to 'how earthquakes happen' is: as a result of tectonic plates colliding and volcanic eruption. The shock ... How Do Volcanoes Erupt?

BBC - GCSE Bitesize: Causes

www.bbc.co.uk/schools/gcsebitesize/geography/natural_hazards/earthquakes_rev1.shtml

Earthquakes occur when tension is released from inside the crust. Plates do not always move smoothly alongside each other and sometimes get stuck. When ...

Steps of earthquake formation - eSchooltoday

eschooltoday.com/natural-disasters/earthquakes/how-do-earthquakes-occur.html

How does an earthquake occur. Types of earthquakes for kids. How deos a tsunami form. How to prepare for an eartquake. Things to know about earthquakes

Why do earthquakes happen?| Explore | physics.org

www.physics.org/article-questions.asp?id=50

Just like a giant, spherical puzzle, the outer layer of the Earth's crust is made up of many pieces, known as tectonic plates (see picture below). Earthquakes ...

The Causes of Earthquakes - Video & Lesson Transcript | Study.com

study.com/academy/lesson/the-causes-of-earthquakes.html

In this video lesson you will learn what causes earthquakes and where they occur. ... the plates keep moving even though the part stuck along the fault does not, ...

How Earthquakes Occur - Conserve Energy Future

www.conserve-energy-future.com/HowEarthquakesOccur.php

How Earthquakes Occur: Experiencing earthquakes has been a very frightening ... When you feel earth's shaking, your only wish is for it to stop and not do more ...

Answer
Earthquakes are caused by an abrupt shift of rock along a fracture in the Earth.
Most earthquakes are caused by slow movements inside the Earth that push against the Earth's brittle, relatively thin outer layer, causing the rocks to break suddenly.
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The Science of Earthquakes - USGS Earthquake Hazards Program

earthquake.usgs.gov

Apr 7, 2016 ... These are smaller earthquakes that occur afterwards in the same place as the ... What causes earthquakes and where do they happen?

How do earthquakes occur? | Reference.com

www.reference.com

Earthquakes occur when two blocks of earth suddenly slip past each other. This sudden release of energy causes the seismic waves that make the ground ...

Why do earthquakes occur?

earth.rice.edu

Earthquakes are the phenomena experienced during sudden movements of the Earth's crust. Under the Earth's crust lies the asthenosphere, the upper part of ...