YikeBike folded

Competitive cyclists have power meters to carefully monitor their training and race performance. Power is a measure of how much energy is being changed every second....

In this activity, students measure speed and drag for a person on a bike to determine the effects of aerodynamic drag and rolling resistance on a...

Even though the rider accounts for 70% of the aerodynamic drag in cycling, any savings in drag for the bike are important. There is a huge...