Earthquakes & Volcanoes 2.0 / 5 based on 1 rating ? GeographyNatural hazardsGCSEEdexcel Created by: hafsaCreated on: 12-05-13 18:17 Define an Earthquake The sudden movement or skaing of the earth's crust 1 of 6 Where do Earthquakes occur? On or near plate boundaries 2 of 6 What causes the tectonic plates to move? Convection currents in the mantle 3 of 6 What is the focus of an earthquake? The point at which the pressure is released within the earth 4 of 6 What is the epicentre of an earthquake? The point on the ground immediately above the focus 5 of 6 Name 3 plate boundaries Convergent. 6 of 6
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