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.

Video

Tornado alley

• These are the states that are in tornado alley,• Missouri, Illinois , Indiana , Arkansas, Texas,

Kansas , Nebraska, Iowa, Minnesota, South Dakota