Did you know doubling a car’s speed will quadruple..

its stopping distance. For example, a car traveling at 60 mph has a stopping distance of 292 feet, which is more than 44% longer than the 221-foot stopping distance at 50 mph, even though 60 mph is only 20% faster. 

Here are some average stopping distances at different speeds: 

Stopping distances can also vary depending on weather conditions.