Factopus

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LESSON 5 · Forces You Feel Every Day

PAUSE TO THINK

What's the highest g-force a human has ever survived?

46.2 g

Stapp rode a rocket sled that decelerated from 1,017 km/h to zero in 1.4 seconds. He suffered temporary blindness and broken blood vessels but survived. His research directly led to mandatory car seatbelts.

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