Tectonic Crossword 0.0 / 5 ? GeographyPlate tectonicsA2/A-levelEdexcel Created by: AbigailBroughtonCreated on: 04-05-18 09:40 Tsunami, Building collapse and liquification Earthquake Hazard 1 of 16 Ashfall, lahar and pyroclastic flow Volcano Hazard 2 of 16 A direct result of a hazard Primary Hazrd 3 of 16 Generated within 700km of the earths surface, displacing the plates Seismic Hazard 4 of 16 Generated from waknesses in the crust producing magma and gasses Volcanic Hazard 5 of 16 Where two plates collide Convergent 6 of 16 Where two plates move apart Divergent 7 of 16 Where two plates slide past eachother Conservative 8 of 16 Convection currents from radioactive decay cause teh plates to move Mantle Convection 9 of 16 Newly formed oceanic crust cools at mid-ocean ridges, sinking into the mantle which pulls the rest of the plate with it Slab Pull 10 of 16 One plate is pushed under the other into the mantle where it melts in teh subduction zone Subduction 11 of 16 Hot magma rises from the asthenosphere pushing the tectonic plates apart Seafloor Spreading 12 of 16 Very centre of the earth. 6000c Inner Core 13 of 16 Semi-molten liquid iron and nickle. 4500-6000c Outer Core 14 of 16 Surround the Core. Forms the asthenoshpere which carries the plates Mantle 15 of 16 The plates are made up of this Crust 16 of 16
GEOG4- Tectonic activity and hazards [2014] pre-release series: #1- deciphering the question. 0.0 / 5
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