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Weather
| Term | Definition |
|---|---|
| Air mass | A large body of air that has properties similar to the part earths's surface over which it develops. |
| Hurricane | A large, swirling, low-pressure system that forms over the water. |
| Front | A boundary between two air masses of different density, moisture, or temperature. |
| Blizzard | Winter storms that lasts at least three hours with temperatures of -12C or below, poor visibility, and winds of at least 51 km/h. |
| Tornado | A violently rotating column of airing contact with the ground. |
| Cold front | The boundary of an advancing mass of air, in particular the trailing edge of the warm sector of a low-pressure system. |
| Warm front | The boundary of an advancing mass of air, in particular the leading edge of the warm sector of a low-pressure system. |
| Occluded front | A composite front produced by occlusion |
| Stationary Front | Boundary between two different air masses, neither of which is strong enough to replace the other. |
| Meteorologist | A person who studies the weather. |
| Isotherm | A line that connects points of equal temperature. |
| Station Model | Shows the weather conditions at as a specific location on earth's surface. |
| Isobar | A line drawn to connect points of equal atmosphere pressure. |