Zamień jednostki: 0,5km/h=............m/s 4m/s=...............km/h 25cm/min=...............m/s

a) [latex]0,5frac{km}{h}= 0,5*frac{1000m}{3600s}=frac{5}{36}frac{m}{s}\ [/latex] b) [latex] 4frac{m}{s}= 4*frac{frac{1}{1000km}}{frac{1}{3600h}}=4*frac{1}{1000}*3600= 14,4frac{km}{h}[/latex] c) [latex]25frac{cm}{min}= 25*frac{frac{1}{100m}}{60s}=25*frac{1}{100}*frac{1}{60}=25*frac{1}{6000}=frac{25}{6000}frac{m}{s}= frac{1}{240}frac{m}{s}\ Licze na naj[/latex]