Tornado 
Read pages 451 and 452 in your textbook.

Then, click each link below and answer the questions.

http://www.usatoday.com/weather/wtwist2.htm
1. What is a tornado?
2. What three conditions are needed for a thunderstorm to form?

http://www.usatoday.com/weather/wtwist1.htm
See a picture of conditions that can lead to tornadoes.
3. What do the winds from different directions high above the ground help supply that can lead to thunderstorm formation?

http://www.usatoday.com/weather/tg/wtorwhat/wtorwhat.htm
4. Where is Tornado Alley?
5. What is the range of windspeeds in a tornado?

http://www.usatoday.com/weather/wtornavg.htm
6. What 3 states have the most tornadoes per year?

http://www.usatoday.com/weather/tornado/wfujita.htm
7. What is the Fujita Scale?
8. List the type of damge and windspeed for each of these Fujita classifications:
    F0;  F1;   F2;   F3;   F4;   F5

http://www.weather.com/breaking_weather/encyclopedia/tornado/eb-torn.html/
9. What is the difference between a tornado watch and a tornado warning?

http://www.weather.com/safeside/tornado/myths.html
10. Do tornadoes cause houses to explode?
 

Current watches and warnings

When you are finished do Skills Worksheet 19.2 and Reteach Worksheet 19.2