Geography- Unit1 3.0 / 5 based on 1 rating ? GeographyCoastal zonesGCSEEdexcel Created by: lucyCreated on: 27-01-13 17:22 Atmosphere The layers of gases/air around us 1 of 17 Hydrosphere The layer of water. 2 of 17 Basalt A dark coloured volcanic rock. Molten basalt spreads rapidly and is widespread. Found in oceanic crust. 3 of 17 Granite A low density igneous rock found in continental crust 4 of 17 Biosphere The very thin layer of living things on the crust. 5 of 17 Asthenosphere The upper part of the Earth’s mantle where the rocks are more fluid 6 of 17 Convection Currents Circulating movements of the magma in the mantle caused by the heat of the core 7 of 17 Magnitude The size of an earthquake 8 of 17 Oceanic Crust Part of the crust made from dense basaltic rocks 9 of 17 Plate Margin Boundary between 2 tectonic plates 10 of 17 Prediction Forecasting future changes 11 of 17 Response The way in which people react to a situation e.g. an earthquake 12 of 17 Tectonic hazards Threats posed by earthquakes, volcanoes etc 13 of 17 Core Central part of the Earth consisting of a solid inner core made of iron and a more fluid outer core made of nickel 14 of 17 Continental Crust Part of the crust made from less dense granitic rocks 15 of 17 Primary Effects Immediate effects or impacts of a disaster e.g. mud flows, lava flows 16 of 17 Secondary Effects The after effects of a disaster e.g. disease spreads due to dirty water, loss of economy due to destruction of businesses 17 of 17
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