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Channel: Force – Building Speed
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Turning, G-Forces and Banked Tracks.

Dover is a fascinating track – twenty-four degrees of banking, but only a mile in length.  A student approached me with a question:  Higher-banked tracks generate higher centripetal forces – so why...

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Center of Gravity, Part II

Last time, I explained what the center of gravity (CG) is. This time, let's look at why we care.

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Maximum G

Sounds like an energy drink, right? Listening to Kyle Busch’s press conference Wednesday was alternately fascinating and cringe-worthy. The fact that he remembers so much about the crash is amazing –...

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Racing without Friction

Daytona is an enormous, sweeping track. Two-and-a-half miles, 31-degree banking and corner radii of a thousand feet. The infield by itself is 180 acres. If you’ve ever been there (or Talladega), it...

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Daytona, Catchfences and Flying Cars

Track barriers originally were erected to keep cars separated from spectators. In addition to concrete walls to prevent the cars from driving off track, debris-spewing accidents necessitated fencing to...

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Turning at Bristol: A Weighty Matter

A lot of drivers cite Bristol as one of their favorite tracks. It's a great exhibit for the argument that racing is more than just pure speed. High banks (which we know mean speed!) and a short track,...

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How is a NASCAR Driver at Bristol like an Astronaut?

The Unique Challenges of Bristol Many drivers will tell you that, despite not having the highest speeds or a unique shape, or a long race time, Bristol is one of the most exhausting stops on the...

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Drafting: Regular and Bump

I looked through the blog and realized that I haven’t really blogged about drafting. I’ve blogged about all the rules NASCAR’s enacted in the last couple of years to try to control drafting, but not...

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