Respostas

2014-05-08T13:11:17-03:00
Vm = Δs/Δt
Vm = 19m/2s
Vm= 9,5 m/s.
          
2014-05-08T13:11:49-03:00
9,5 m/s
Vc faz Vm=delta S/ delta T
Delta S=19 m
Delta T= 2 segundos