Tornado!!
-
Width
+
-
Speed
+
Go
EF-0
EF-1
EF-2
EF-3
EF-4
EF-5
Reset
This applet and illustrations are Copyright© 2003,2011,2013 by Tom Whittaker, S.V. Medaris, and Steve Ackerman.
The Motion-W® and Bucky Badger® logos are Registered Trademarks of the University of Wisconsin-Madison.