http://vathena.arc.nasa.gov/curric/weather/hsweathr/patterns.html
http://www.usatoday.com/weather/tg/wamsorce/wamsorce.htm
1)What is a front?  How are fronts drawn on a weather map? 
  -What is an air mass?  How do they effect weather?




http://vathena.arc.nasa.gov/curric/weather/hsweathr/patterns.html
http://www.met-office.gov.uk/education/training/air.html
2)  What are the changes in weather during a high and low front?

 

cold front: http://vathena.arc.nasa.gov/curric/weather/hsweathr/frontni1.html
warm front: http://vathena.arc.nasa.gov/curric/weather/hsweathr/frontni2.html
3) Click on the links on this page for low and high fronts.
Describe what weather changes happen during each type of front.  

http://www.usatoday.com/weather/wstorm0.htm
http://cimss.ssec.wisc.edu/wxwise/class/frntmass.html
4)Use these sites and the links off of it to determine what effect air pressure has on changing weather. 
How are fronts and air masses used to predict weather?