Question | Answer |
Tornado Watch | Means that tornadoes may form in the area and that conditions are favorable for their foramtion. |
Tornado Warning | A tornado has formed in the area! Find Shelter immediately! |
Meterologists | Scientists who study the weather. |
mph | miles per hour |
km/h | kilometers per hour |
Fujita Scale | Scale used to rank tornadoes according to wind speed. |
Tornado | A violent, column-like system of rapidly-rotating air that is in contact with the ground. |
Funnel-Shaped | Most tornadoes are shaped like a funnel |
F-0 | 40-72 mph, Light damage, chimney damage, tree branches broken |
F-1 | 73-112 mph, Moderate damage, mobile homes pushed off their foundation or flipped over |
F-2 | 113-157 mph, Considerable damage, mobile homes demolished, trees uprooted |
F-3 | 158-205 mph, Severe damage, roofs and walls torn down, trains overturned, cars thrown around |
F-4 | 207-260 mph, Devestating damage, well-constructed walls leveled |
F-5 | 261-318 mph, Violent damage, homes lifted off the foundation and carried a long ways away, automobiles can be thrown as far as 100 meters (measure to see how far that is) |
Tornado Alley | an area in the plains of the mid-USA that has a very high number of very destructive tornadoes |
Deadliest Tornado in US | The Tri-state tornado of March 18, 1925, 689 people were killed by the tornadoes |
Dr. Tetsya Teeodore Fujita | the meterologist who described tornadoes by their wind speed |