Physics, 28.01.2020 18:42 myparentsrock17

Stephanie, who has a mass of 75 kg is driving and suddenly slams on her brakes to avoid hitting a student crossing blanco road. she is wearing her seatbelt, which brings her body to a stop at 0.5 seconds. an average foce of 3750 n is exerted on her body during the collision. how fast was she going before applying the brakes?

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