QUIZ: How Much Do You Know About NASCAR?

In 1994, NASCAR implemented a safety measure to reduce the risk of cars flipping during high-speed racing. What was this safety innovation that has since saved many lives?

Retry Correct Incorrect Roof flaps were introduced in 1994 to improve safety in NASCAR. These flaps control the airflow around the car at high speeds so as to prevent it from becoming airborne.

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Sean Gardner/NASCAR via Getty Images

Sean Gardner/NASCAR via Getty Images

In 1994, NASCAR implemented a safety measure to reduce the risk of cars flipping during high-speed racing. What was this safety innovation that has since saved many lives?

• Plexiglass windows
• Roof flaps
• Flippers
• Racing cages