Caused by movements of the earths crust.
Earthquakes may occur along fault lines in the crust.
The earhquake focus is called the epicentre.
Primary effects: Buildings collapse, bridges and roads collapse, signs and glass brake/fall.
Secondary effects: Fires, Water cut off, Access difficult, Diseases spread, Tsunami waves.
Long-term effects: Unemployment, Homelessness, Economic damage, Emotional damage
Not possible to predict
Earthquake resistand buildings
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