An earthquake is the result of a sudden release of energy in the Earth’s crust that creates the seismic waves.

Earthquakes are measured with a seismometer

The magnitude of an earthquake is the quantity of energy releases, it is measured by the Ritchter scale.

The Intensity of an earthquake are the damages caused in a poblated area, it is measured by the Mercalli scale.

The point where the earthquake is formed above the Earth’s cruts is called epicentre, and the point where is the rupture of an earthquake is calle hypocentre or focus, it is directly below the epicentre.

The causes or effects of earthquakes are: volcanoes, folds and faults.



Belén Mercader Ruiz


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