Tectonics key words 0.0 / 5 ? GeographyTectonicsIGCSECIE Created by: elliegray2Created on: 02-04-17 14:51 Plates The surface of the Earth is broken up into large plates 1 of 9 Plate boundaries Where plates meet 2 of 9 Convection currents Hot currents that move the plates (found in the mantle) 3 of 9 Strato/Composite volcano Found on a destructive plate boundary - very explosive - alternate layers of ash and lava 4 of 9 Shield volcano Found on a constructive plate boundary - shallow and continually erupting 5 of 9 Fold mountains Formed by destructive plates, e.g Himalayas 6 of 9 Magma Molten rock found beneath the Earth's crust 7 of 9 Lava Magma that has escaped from beneath the Earth's crust and has flowed onto the surface 8 of 9 Epicentre focus The point on the Earth's surface directly above where an earthquake has taken place 9 of 9
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