'Hazards' definitions 0.0 / 5 ? GeographyNatural hazardsGCSEAQA Created by: ikroliviaCreated on: 28-02-16 18:47 Economic impact The effect something has on money 1 of 12 Social impact The effect it has on people 2 of 12 Environmental impact The effect on the environment 3 of 12 Primary impacts Those resulting directly from event itself 4 of 12 Secondary impacts Those that result from primary effects 5 of 12 Richter scale a measure of earthquake strength 6 of 12 Aftershock smaller tremors after earthquakes 7 of 12 Epicentre centre of earthquake 8 of 12 Focus centre-point of quake underground 9 of 12 seismic wave movements in Earth's crust 10 of 12 Liquefaction Loss of strength that can occur in ground during earthquake shaking 11 of 12 Retrofit addition of new technology to older buildings 12 of 12
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