1. A System with Air Resistance  
   Physics Department, The Ohio State University, Columbus, OH
2. Projectile Motion With Air Resistance  
   Burton Budick, Physics Dept., New York University  
3. Falling Object with Air Resistance  
   NASA John H. Glenn Research Center, Cleveland, Ohio  
4. Projectile Motion, with air resistance applet  
   Huong Nguyen, Physics Dept., Randolph-Macon Woman's College, Lynchburg, VA  
5. Projectile motion in the Earth's atmosphere  
   Richard Fitzpatrick, Dept. of Physics, Univ. of Texas, Austin, TX  
6. Air resistance: the drag force  
   John P. Carini, Dept. of Physics Dept., Indiana University, Bloomington, IN  
7. Effect of texture on air resistance  
   John P. Carini, Dept. of Physics Dept., Indiana University, Bloomington, IN  
8. Lessons on Projectile Motion  
   Science Joy Wagon, Lodi, NY 14860, USA  
9. Trajectory for Projectile Motion  
   Collin Broholm, Physics Dept., John Hopkins Univ.,  Baltimore, Maryland  
10. Projectile Motion  
    Moshe Elitzur, Physics & Astronomy Dept., University of Kentucky, Lexington, KY  
11. Further Considerations of Projectile Motion  
    Tom Steiger, Physics Dept., University of Washington, Seattle, WA  
12. Galileo's Analysis of Projectile Motion  
    Joseph W. Dauben, McMurry University, Abilene, Texas  
13. Projectile Motion Equations  
    Physics Dept., United States Air Force Academy, Colorado Springs, CO  
14. Projectile Motion  
    ThinkQuest Inc.
15. 2-Dimensional Motion and Projectile Motion  
    Department of Physics, Texas Tech University, Lubbock, TX
16. Galileo & Projectile Motion  
    Richard Martin, Physics Dept., University of Illinois at Urbana-Champaign, IL  
17. Water Rockets Index  
    Water Rockets, RLMP, Anstey House, Leeds, UK  
18. The Shotput  
    Sam Hokin, Bsharp.org hosts educational web sites  
19. The Physics Classroom ... Projectile Motion  
    Tom Henderson, Glenbrook South High School, Glenview, Illinois  
20. Interesting properties of projectile motion applet  
    Fu-Kwun Hwang, Dept. of physics, National Taiwan Normal University  
21. Applet for Projectile Motion applet  
    Michael Fowler, Department of Physics, University of Virginia, Charlottesville, VA  
22. Welcome to the ballistic simulator  
    Physics Department, University of Oregon, Corvallis, OR  

(c) John H. Mathews 2003