Odpowiedź:
1.Dane:
v=50km/h=13,89m/s
s=800m
t=s/v
t= 800m:13,89m/s
t=57,59s
odp: niecale 58 sekund
Wyjaśnienie:
2. v=40km/h=11,11m/s
s=2000m
t=2000:11,11
t=180s
180s=3 min
Odp:180sekund=3 minuty
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Odpowiedź:
1.Dane:
v=50km/h=13,89m/s
s=800m
t=s/v
t= 800m:13,89m/s
t=57,59s
odp: niecale 58 sekund
Wyjaśnienie:
2. v=40km/h=11,11m/s
s=2000m
t=s/v
t=2000:11,11
t=180s
180s=3 min
Odp:180sekund=3 minuty