PBS
Pbs Learning Media: Rocket Sled
Explore the relationship between thrust, drag, friction, weight, and acceleration in this interactive simulation and see if you can make the sled stop on a particular rock
PBS
Pbs Learning Media: Tennis Ball Cannon
Explore the effects of air drag on a tennis ball launched up at an angle in this interactive simulation.
PBS
Pbs Learning Media: Skydiving
Explore air drag in this interactive simulation by dropping a can of frosting or gold brick.
Exploratorium
Exploratorium: The Science of Sports Cycling
A detailed look at the aerodynamic principles associated with cycling. Good science and even better web page design. Includes an online calculator that allows the user to calculate the aerodynamic drag and propulsive power of a bicyclist...
NASA
Nasa: Beginner's Guide to Aerodynamics
This site from NASA uses a colorful graphic to illustrate why objects reach terminal velocity. Provides equation for the terminal velocity of an object. Graphic is accompanied by a simple explanation.
University of Maryland
University of Marylad: Computer Tutorials in Physics: Air Resistance
This site has a discussion of a college physics project in which the motion of an object under the influence of air resistance was modeled and studied. Procedure and modeling software are described and the results and the findings are...