Răspunsuri

2014-08-18T20:23:11+03:00

1,2 m/s = 1,2 * 60 = 72 m / min = 72 * 60 = 4320 m/h = 4320 / 1000 = 4,32 Km/h

=> 1m/s = 4,32 / 1,2 = 3,6 
Km/h

2000km/h = 2000 / 3,6 = 555,(5) m/s