[tex]Dane:\\V = 1 \ dm^{3} = 0,001 \ m^{3}\\d = 1000\frac{kg}{m^{3}} \ - \ gestosc \ wody\\g = 10\frac{m}{s^{2}} = 10\frac{N}{kg}\\Szukane:\\F_{w}=?\\\\Rozwiazanie\\\\F_{w} = d\cdot g\cdot V\\\\F_{w} = 1000\frac{kg}{m^{3}}\cdot10\frac{N}{kg}\cdot 0,001 \ m^{3}}\\\\\boxed{F_{w} = 10 \ N}[/tex]
