Odpowiedź :
1. v = s/t
v = 40km/0.5h = 20km/h
2. s = v * t
s = 40km/h * 15/60h = 10km
3. t = s/v
t = 0.1km/18k/h = 1/180h = 20 sekund
4. 126 km/h = 35 m/s
50 m/s = 180 km/h
240 dm/m = 0.4 m/s
1. v = s/t
v = 40km/0.5h = 20km/h
2. s = v * t
s = 40km/h * 15/60h = 10km
3. t = s/v
t = 0.1km/18k/h = 1/180h = 20 sekund
4. 126 km/h = 35 m/s
50 m/s = 180 km/h
240 dm/m = 0.4 m/s