Friction is important for all sports.
Without it it becomes really hard to accelerate or deaccelerate.
For example a 100m sprinter.
It would be great for him if there wasnt any air resistance...
The term was first applied to cars in 1963, having derived from aeronautics. The mechanical devise 'spoils' the lift of the aircraft, or in this case, car. This in turn aids in the optimization of...