Saturday, February 27, 2010

Tornadoes Vs Hurricanes

There are a number of natural disasters that occur around the world such as, earthquakes, erupting volcanoes and Tornadoes. Furthermore, I am going to compare two natural disasters by referring to the given table. Both tornadoes and hurricanes are dangerous and have a massive destructive force but they have some differences regarding their speed, power and the time in advance in which they can be predicted.
First of all Tornadoes differ from Hurricanes by the place they originate from. Tornadoes are triggered on land at first while hurricanes start over warm oceans. The prediction scales used to compare those two are the Saffir- Simpson C1- C5 which measures hurricanes and the Fujita F0 – F5 which measures tornadoes. Hurricanes usually have a range of 300 miles while tornadoes range between 100 to 600 meters and up to 1.5 kilometers. At minimum speed Tornadoes seem to be slower than hurricanes however when referring to the maximum velocity they appear to overcome the hurricanes with a speed of 250 – 300 miles per hour.
Even though hurricanes might seem more dangerous and destructive when looking at their damage scale and duration to me tornadoes are much more dangerous because they can only be detected 20 minutes or less in advance On the other hand hurricanes are predictable 2 or 3 days before they happen and 6-to-10 hours when looking for a more local destination.

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