2406200
Description
Flashcards by Noah Swanson, updated more than 1 year ago
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Created by Noah Swanson
over 9 years ago
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| Question | Answer |
| Adjustment | Changes designed to react to and cope with a situation, such as the threat posed by a hazard. |
| Earthquake | A violent shaking of the Earth’s crust. |
| Emergency Aid | Help in the form of food, medical care and temporary housing provided immediately after a natural disaster. |
| Epicentre | The point on the Earth’s surface that is directly above the focus of an earthquake. |
| Hazzard | An event which threatens the well-being of people and their property. |
| Infrastructure | The transport networks and the water, sewage and communications systems that are vital to people and their settlements and businesses. |
| Lahar | A flow of wet material down the side of a volcano’s ash cone which can become a serious hazard. |
| Natural Disaster | A natural event or hazard causing damage and destruction to property, as well as personal injuries and death. |
| Natural Event | Something happening in the physical environment, such as a storm, volcanic eruption or earthquake. |
| Plate Movement | Mainly the coming together and the moving apart of tectonic plates. |
| Prediction | Forecasting future events or changes. |
| Pyroclastic Flow | A devastating eruption of extremely hot gas, ash and rocks during a period of explosive volcanic activity; the downslope flow to this mixture is capable of reaching speeds up to 200kph. |
| Risk Assessment | Judging the degree of damage and destruction that an area might experience as a result of a natural event. |
| Storm Surge | A rapid rise in sea level in which water is piled up against the coastline to a level far exceeding the normal. It tends to happen when there is very low atmospheric pressure and where seawater is pushed into a narrow channel. |
| Subduction | The pushing down of one tectonic plate under another at a collision plate margin. Pressure and heat convert the plate into magma. |
| Tropical Revolving Storm | A weather system of very low-pressure formed over tropical seas and involving strong winds and heavy rainfall (also known as a cyclone, hurricane or typhoon). |
| Tsunami | A tidal wave caused by the shock waves originating from a submarine earthquake or volcanic eruption. |
| Volcanic Activity | The eruption. |
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