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8.6 NH Final Exam
| Term | Definition |
|---|---|
| Cone of Uncertainty | The visual picture of a hurricane forecast on a map |
| Levees | an embankment built to prevent the overflow of a river. |
| Radar/Doplar | a radar tracking system using the Doppler effect to determine the location and velocity of a storm, clouds, precipitation, etc. |
| Mercalli Scale | a twelve-point scale for expressing the local intensity of an earthquake, ranging from I (virtually imperceptible) to XII (total destruction). |
| Enhanced Fujita Scale | used to assign a tornado a 'rating' based on estimated wind speeds and related damage |
| Volcanic Explosive index | a scale that describes the size of explosive volcanic eruptions based on magnitude and intensity. |
| Saffir-Simpson Scale | a 1 to 5 rating based on a hurricane's sustained wind speed. |
| Fault | a line on a rock surface or the ground that traces a geological fault |
| Mitigate | make less severe, serious, or painful. |
| Precursor | person or thing that comes before another of the same kind; a forerunner. |
| Storm Surge | a rising of the sea as a result of atmospheric pressure changes and wind associated with a storm. |
| Risk | the potential for harm |
| Magnitude | measured in terms of its probability of occurrence and the severity of its consequences. |
| Tectonic Plate Boundary | A tectonic plate boundary is the border between two plates. |
| Monitoring | an act or instance of noticing or perceiving in the Natural sciences and the acquisition of information from a primary source |
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