a 1000 kg car traveling at 30 m/s suddenly stops in 5 seconds. how much force was used to stop the car?
3 answers
force*time=mass*changeinVelocity
so... F*5+-30*1000 which equals 6000??
no.
force= 30*1000/5, oh, yes, 6000N
force= 30*1000/5, oh, yes, 6000N