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  • Earthquake | Definition, Causes, Effects, Facts | Britannica
    Earthquakes are caused by the sudden release of energy within some limited region of the rocks of the Earth The energy can be released by elastic strain, gravity, chemical reactions, or even the motion of massive bodies
  • What Causes Earthquakes? What Is an Earthquake?
    An earthquake is a sudden shaking of the Earth’s surface caused by a release of energy Most earthquakes result from tectonic activity, especially at fault lines and plate boundaries
  • What is an earthquake and what causes them to happen?
    What is an earthquake and what causes them to happen? An earthquake is caused by a sudden slip on a fault The tectonic plates are always slowly moving, but they get stuck at their edges due to friction
  • What Causes Earthquakes? - WorldAtlas
    Earthquakes take place due to movements within the Earth's crust, resulting in shaking, shifting, or cracking of its surface These “quakes” are caused by the passage of seismic waves through the Earth, causing the earth to shift, buckle, or wave
  • What causes earthquakes? - British Geological Survey
    Earthquakes are the result of sudden movement along faults within the Earth The movement releases stored-up ‘elastic strain’ energy in the form of seismic waves, which propagate through the Earth and cause the ground surface to shake
  • What Causes an Earthquake, and What Happens During a Quake? - Caltech . . .
    Earthquakes occur along the boundaries between tectonic plates or at the site of cracks within the plates, which are called faults What causes earthquakes? The tectonic plates that make up the earth's crust are moving constantly
  • Earthquake facts and information | National Geographic
    Most earthquakes occur at fault zones, where tectonic plates —giant rock slabs that make up Earth’s upper layer—collide or slide against each other These impacts are usually gradual and
  • What Causes Earthquakes? Main Causes Explained Simply
    Earthquakes are mainly caused by tectonic plate movement and fault activity, but they can also result from volcanic processes and human actions The key idea is the sudden release of built-up energy inside the Earth


















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