Respostas

2014-04-15T19:22:38-03:00
Vm = ΔS / Δt
Vm = S - S0 / t - t0
Vm = 150 - 30 / 14 - 12
Vm = 120 / 2
Vm = 60

Velocidade media entre as passagens é igual a 60 Km/h
2014-04-15T19:23:15-03:00
Vm=s1-s0/t1-t0
vm=150-30/14-12
vm=120/2
vm=60km/h