Source: http://www.cnn.com/WEATHER/9705/28/tornado.pm/
What is a tornado?
Look carefully at the diagram of the tornado. What is happening?
Source: http://www.cnn.com/WEATHER/9705/28/tornado.pm/ |
A tornado is a violently rotating column of air in contact with the ground extending from a cumulonimbus cloud. Tornadoes are associated with supercell thunderstorms. |