Oblicz prędkość A) s=100m t=2s b) s=50 km t=2 h c) s= 80 cm t=4 s d) s=120 km t =3 h Daje najjjjjj

V=[latex] frac{s}{t} [/latex] a) s= 100m= 0,1km   t= 2s= [latex] frac{2}{3600} [/latex]h  V=[latex] frac{0,1}{ frac{2}{3600} } [/latex]= [latex] frac{2}{36000} [/latex][latex] frac{km}{h} [/latex] b) s=50km   t= 2h V=[latex] frac{50}{2} [/latex]=25[latex] frac{km}{h} [/latex] c) s=80cm =0,08km t=4s= [latex] frac{4}{3600} [/latex]h V=[latex] frac{0,08}{ frac{4}{3600} } [/latex]= [latex] frac{1}{72000} [/latex][latex] frac{km}{h} [/latex] d) s=120km t=3h V=[latex] frac{120}{3} [/latex]=40[latex] frac{km}{h} [/latex]