tornadoes By Kenny
The book the earth pack by the national geographic society The beaufort scale 0. less than 1 mph and 1 mph calm 1. 1-5 mph and 1-3 mph light air 2. 6-11 mph 4-7 mph light breeze 3. 12-19 mph gentle breeze 4.20-28 mph 13-18 mph moderate breeze 5.29-38 mph 19-24 mph fresh breeze 6. 39-49 mph 25-31 mph strong breeze 7.50-61 mph 32-38 mph moderate gale 8. 62-74 mph 39-46 mph fresh gale 9. 75-88 mph 47-54 mph strong gale 10. 89-102 mph 55-63 mph whole gale 11.103-118 mph 64-73 mph storm 12. 119-220 mph 74-136 mph hurricane force
Tornadoes and super storms by Gary Jeffery Tornadoes occur the most in the united states, Where some 1,000 tornadoes touch down every year. They cause death and around $850 million of damage.
The fajita scale F0 light: 40-72 mph (64-116 kph) chimneys and windows damaged shallow rooted trees pushed over. F1 moderate: 73-112 mph (117-180 kph) surfaces peeled off roofs ;mobile homes pushed off their foundations or overturned trees snapped or broken. F2 Considerable 113-157 mph (181-253 kph)Roofs torn off some houses mobile homes demolished light objects. F3 severe: 158-206 mph (254-332 kph) roofs and some walls torn off well-constructed houses;trains overturned;most trees uprooted. F4 Devastating: 207-260 mph (333-419 kph). Well constructed houses leveled cars thrown and demolished ;trees carried away. F5 Incredible:261-318 mph (420-512 kph) strong frame houses carried away and demolished; automobile sized missles airborne
Different types of tornadoes Tornadoes: over land Dust devils Water spouts: over water Dust devil tornado water spouts
Sources http://www.thunderbolts.info/tpod/2005/arch05/050322dustdevils.htm http://teacher.scholastic.com/activities/wwatch/tornadoes/ http://www.mahalo.com/answers/what-does-a-water-spout-look-like-does-it-stay-in-one-location
Diagram of tornado
Signs of tornados A way to discover that a tornado might form is if the clouds in the sky turn very dark of different colors such as green,purple,red or just really dark. Winds start to get really strong that it becomes really hard to walk. Also watch out for the season of tornadoes that your location has them.
Safety Watch the news for the weather. Go in the basement if you have one if you don’t have a basement like if you live in a trailer home go to your tornado shelter. Go in doorways or under tables. Stay away from windows. Stay away from breakable objects. If your driving get out of the car immediately and find some good cover.
What happens during a tornado What usually happens in a tornado is that it sucks up everything in sight you can only see a tornado if there is some debris in it it will tear up everything send things flying at people if you get hit by a log that is in a tornado it would most likely kill you. Also if you ran into a tornado you would most likely be killed by it or be blown into another place example you could be in a tornado in Missouri you could be put down in Oregon . So that’s what usually happens in a tornado.
The most terrible tornado type An f5 is the most terrible because a lot of times they create a whole tornado which is very big and also very powerful.
Key terms that describe a tornado Dangerous Terrible Horror Scientific Dramacating Wind storm Deadly Funnel Funnel of death Twister
Tornado meteorologist Dr.Fujita: Dr.Fujita actually created the whole fujita scale that measured tornadoes by they’re size they’re power and they’re destruction. Josh Wurmans: Josh Wurman actually chased tornadoes and took pictures of them and got them on radar so that scientist’s could actually get a better understanding of how tornadoes are formed and the full extent of they’re power.
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Tornado alley These are the states that are in tornado alley, Missouri, Illinois , Indiana , Arkansas, Texas, Kansas , Nebraska, Iowa, Minnesota, South Dakota