Tornadoes
are very destructive
The picture above is a picture of an F5 Before and after aftermath.
The united states has the most(3/4) tornadoes out of the whole world. Also the U.S. has an average of 800 tornadoes per year.
F5
This is the damage of an F5 tornado.
F4
This is the before and after damage of F4.
F3
This is the damage of and F3 tornado.
Every year about 100 tornadoes get to the ground in the U.S.Most people who live in tornado alley have very strong basement shelters. Forks and knives have been found lodged in tree trunks from a tornado.
F1
This is the damage of an F1 tornado.
F2
This is the damage of an F2 tornado
Pictures from images.google.com
Info from Tornado-Facts.com