Resposta:
2 min = 60*2=120 s
72 km/h = 72000/3600 m/s = 20 m/s
Δs =Δv * Δt = 20 * 120 = 2400 m ou 2,4 km
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Resposta:
2 min = 60*2=120 s
72 km/h = 72000/3600 m/s = 20 m/s
Δs =Δv * Δt = 20 * 120 = 2400 m ou 2,4 km
Verified answer
2min =120s72km/h= 72/3,6= 20m/s
vm= s
t
20=s
120
s=20*120
S=2400m