TORNADOES

By: Chandler and Miller

http://www.google.com/imgres?imgurl=http://rst.gsfc.nasa.gov/Sect14/tornado.jpg&imgrefurl=http://rst.gsfc.nasa.gov/Sect14/Sect14_10.html&usg=__iucCrXGEbhuu7Dt8qev_YW7xy0Q=&h=310&w=360&sz=44&hl=en&start=54&zoom=1&itbs=1&tbnid=nJnpA-fWEBWDWM:&tbnh=104&tbnw=121&prev=/images%3Fq%3Dtornadoes%26start%3D40%26hl%3Den%26sa%3DN%26rlz%3D1T4ADBF_enUS342US354%26ndsp%3D20%26tbs%3Disch:1%26prmd%3Dinbv

What Causes Tornadoes?

Tornadoes form by hot and cold air meeting each other and start to chase around in a circle, forming a vortex.

http://www.lbtsfire.com/Images/tornado1.gif

Scales

The scale that measures the length and width of tornadoes is called the Pearson Scale.

Tornadoes that are measured by speed is called the Fujita Scale.

http://www.inewscatcher.com/timages/822156d856a1b7026818fa54659c255e.jpg

Where Tornadoes Occur

Tornadoes usually occur in a place called Tornado Alley. Tornado Alley is in Oklahoma City, Oklahoma.

http://castle-kaneloon.tripod.com/images/ALFALFA.jpg

Fun Facts

Since 1925, tornadoes have killed over 9,000 people in the U.S.

F5 is the most powerful tornadoes and only two occur per year.

F6 tornadoes are possible, but nobody has ever observed them.

Two things that make a tornado violent are the Jet Stream and the Coriolis Effect.

The tornado is a spinning column of air.http://www.google.com/imgres?imgurl=http://www.armageddononline.org/images/tornado-twister-disasters.jpg&imgrefurl=http://www.armageddononline.org/natural-disasters.html&usg=__BEzH-cpagVdPcU9JX5v2lPARFEk=&h=600&w=800&sz=35&hl=en&start=53&zoom=1&itbs=1&tbnid=_-dLqYjhR3N63M:&tbnh=107&tbnw=143&prev=/images%3Fq%3Dtornadoes%26start%3D40%26hl%3Den%26sa%3DN%26rlz%3D1T4ADBF_enUS342US354%26ndsp%3D20%26tbs%3Disch:1%26prmd%3Dinbv

Did You Know?

Did you know, from a distance, a tornado looks like an ice cream cone?

http://jeffatwood.typepad.com/atwoodzoo/images/menu_ice_cream_cone.jpg

http://weathersavvy.com/tornado10.jpg

Tornado Pictures

Hey, tornadoes are scary, but they’re just apart of life!

http://msnbcmedia1.msn.com/j/msnbc/Components/Photos/060825/060825_tornadoes_vlrg_8a.widec.jpg

http://www.nationalgeographic.com/eye/tornadoes/images/tornadoes_intro_image.gif

Miller’s Picture

Chandler’s Picture