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Earthquake - Wikipedia


An earthquake is the perceptible shaking of the surface of the Earth, resulting from the sudden .... Most earthquakes form part of a sequence, related to each other in terms of location and time. Mo...

The Science of Earthquakes - USGS Earthquake Hazards Program


Apr 7, 2016 ... An earthquake is what happens when two blocks of the earth suddenly ... part of the seismograph and the motionless part is what is recorded.

Earthquake! - Center for Science Education


You are free to move around from one part of the lesson to another by clicking on ... An earthquake is the shaking of the earth caused by pieces of the crust of the ...

Learn about Earthquakes - Science for Kids - Science With Me


Apr 21, 2015 ... To understand earthquakes better, you need to know the different parts of a fault. A fault has usually four different parts: the fault plane, the ...

Earthquakes and faults - Putting Down Roots in Earthquake Country


An earthquake is caused by a sudden slip on a fault, much like what happens when you snap your ... Part of living with earthquakes is living with aftershocks.

Earthquake Advisory for Parts of Southern California Remain In ...


Oct 3, 2016 ... Officials are warning the chances of a large earthquake are heightened along Southern California's San Andreas Fault through Tuesday.

What is an Earthquake? - Definition and Components - Video ...


Earthquakes are well known for the damage and destruction they leave behind. But what is an earthquake? In this video lesson you will learn about...

What is an Earthquake Focus and Epicenter? - Kids Fun Science


The vibrating waves travel away from the focus of the earthquake in all directions. The waves can be so powerful they will reach all parts of the Earth and cause it ...

Earthquakes & Earth's Interior - Tulane University


Sep 24, 2015 ... Earthquakes occur when energy stored in elastically strained rocks is .... Since faulting is part of the deformation process, ancient faults can be ...

Earthquake - AutoCWW2


Seismologists examine the parts of an earthquake, such as the slip of the fault that causes it, what happens to the earth's surface during an earthquake, how the  ...

Earthquakes produce all three types of seismic waves: P waves, S waves, and surface waves.
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Earthquake Facts & Earthquake Fantasy


In other parts, strain can build up for hundreds of years, producing great earthquakes when it finally releases. Large and small earthquakes can also occur on ...

Earthquake advisory for parts of Southern Califonia - KEYT


Sep 29, 2016 ... The California Office of Emergency Services has issued an earthquake advisory for Southern California. Alerting several counties that the ...

What are the main parts of an earthquake - Answers.com


First there are body waves, which are seismic waves that travel in the ground, originating from the focus, or the starting point of the earthquake. Above the body  ...