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The Science of Speed: Grip

5 minutes 2 seconds

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Grip is the frictional force that holds the tires on the track, and NASCAR mechanics are always looking for ways to increase the grip of tires. The cars have less grip as their speed increases, and mechanics must understand the relationship between speed and grip to ensure the race car is able to perform safely at high rates of speed. Part of "The Science of Speed" series.

Media Details

Runtime: 5 minutes 2 seconds

Topic: Business, Science
Subtopic: Energy, Industry, Physics
Grade/Interest Level: 10 - 12
Standards:

Release Year: 2010
Producer/Distributor: New Dimension Media/Questar
Series: The Science of Speed
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Pit crew station filled with tires at a racetrack. Caption: Friction is necessary for breaks and tires to work.

Race car on a track. Caption: Front downforce gives you front grip,

A race car about to go into a turn. Caption: That means that car won't turn.

Illustration of two cars bumper to bumper. Caption: is pushing the air out of the way for both cars.

A simulation of a car crash on a wall. Caption: Gregory Earle, When a car hits it, the wall deforms and moves.

Illustration of a car frame. Caption: The chassis is made from steel tubing,

Three men, one wearing a vest being lit on fire. Caption: it forms a char a carbon shell around the fiber.

That affects how much grip each tire has.

Side view of an engine. Caption: a NASCAR engine uses hydrocarbon molecules for fuel.

A spiraling tube. Caption: They run into each other and cancel themselves out.