An earthquake is the perceptible shaking of the surface of the Earth, resulting
from the sudden release of energy in the Earth's crust that creates seismic waves.
Apr 7, 2016 ... An earthquake is what happens when two blocks of the earth suddenly slip past
one another. The surface where they slip is called the fault or ...
An earthquake is a shaking of the ground caused by the sudden breaking and
movement of large sections (tectonic plates) of the earth's rocky outermost crust.
www.ask.com/youtube?q=What Is an Earthquake?&v=hkvkcN9rVHs
Feb 28, 2013 ... Hi, I'm Emerald Robinson, and in this "What is" video, we're going to examine
earthquakes. An earthquake is an event in which the earth ...
These are put into a formula which converts them to a magnitude, which is a
measure of the energy released by the earthquake. For every unit increase in ...
Earthquakes are unpredictable and can strike with enough force to bring
buildings down. Find out what causes earthquakes, why they're so deadly, and
What is an earthquake? Earthquakes are the shaking, rolling or sudden shock of
the earth's surface. They are the Earth's natural means of releasing stress.
When the rocks break, the earthquake occurs. During the earthquake and
afterward, the plates or blocks of rock start moving, and they continue to move
Apr 29, 2016 ... This diagram shows an earthquake along a fault. The focus of the earthquake is
where the energy is released underground. The epicenter is ...
When this occurs, we have an earthquake, which is the shaking of the ground
when rock below Earth's surface breaks. Energy builds up underground and