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8.6 NH Final Exam
| Term | Definition |
|---|---|
| Cone of uncertainty | The visual picture of a hurricane forecast on a map |
| Seismometer | An instrument used to measure the earthquake shaking |
| Monitor | To make measurements and observations overtime to keep track of something |
| Precursor | An event that occurs before a natural hazard and can help in predicting that the hazard will occur |
| Convergent boundary | When two tectonic plates push against each other |
| Divergent boundary | When two tectonic plates push away from each other |
| Transform boundary | When two tectonic plates push opposite ways from each other |
| Saffir-Simpson scale | A wind scale 1 to 5 based on the maximum wind speed of a hurricane |
| Mercalli Scale | The intensity scale of an earthquake |
| Enhanced Fujita Scale | The intensity wind scale of a tornado |
| Seismic Resistance Construction | earthquake-resistant construction |
| Weather Balloons | Which are made of latex or synthetic rubber are filled with either hydrogen or helium |
| Levees | a natural or artificial wall that blocks water from going where we don't want it to go |
| Mitigate | make less severe, serious |
| Volcanic Explosive index | a scale that describes the size of explosive volcanic eruptions based on magnitude and intensity |