Summary Hazards A Level Geography 9 And 20 Mark Question Essay Plans

Vulcanian Eruption {Ans: - moderate/large - last up to 12hrs}Composite Volcano {Ans: - large, steep-sided, symmetrical cones - alternating ash and lava, cinders, ballistic bombs}Fatalism {Ans: Belief that all events are inevitable as they are an 'act of god'}Japanese Tsunami Long-Term Responses {Ans: - reviewed prediction tech and communication systems/sirens to reduce time between disaster and warning - World Vision set up child friendly spaces as many suffered emotionally - houses have smart meters to cut off gas in event of 5< magnitude earthquake - motorway repaired in 6 days - NGOs installed boreholes, emergency water storage and solar panels for emergency in future - exclusion zone set up where land is contaminated}Eyjafjallajokull Eruption 2010 {Ans: - one of richest countries in world - population of 300,000}Haiti Earthquake 2010 {Ans: - poorest country in Western hemisphere - magnitude 7 - epicentre 24km South of Port -au-Prince - shallow focus of 13km}Destructive Plate Boundary {Ans: - denser oceanic plate subducts under the lighter continental - can melt plates causing magma - convection currents, gravitational sliding and slab pull move tectonic plates - ocean trench/volcano formed}Surface Waves {Ans: - travel across surface rather than