Odpowiedź:
Wyjaśnienie:
144km/h=144*1000 m/3600s=144/3,6=40 m/s
18 km/h=18*1000 m/3600s=18/3,6=5 m/s
20 m/min=20*1m/60s=20/60=0,(3) m/s
6m/min=6*1m/60s=6/60=0,1 m/s
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Odpowiedź:
Wyjaśnienie:
144km/h=144*1000 m/3600s=144/3,6=40 m/s
18 km/h=18*1000 m/3600s=18/3,6=5 m/s
20 m/min=20*1m/60s=20/60=0,(3) m/s
6m/min=6*1m/60s=6/60=0,1 m/s