[tex]dane:\\v_{o} = 0\\s = 100 \ cm = 1 \ m\\t = 10 \ s\\szukane:\\a = ?\\\\Rozwiazanie\\\\Dla \ \ v_{o} = 0\\\\s = \frac{at^{2}}{2} \ \ /\cdot\frac{2}{t^{2}}\\\\a = \frac{2s}{t^{2}}\\\\a = \frac{2\cdot1 \ m}{(10 \ s)^{2}}\\\\a = 0,02\frac{m}{s^{2}}[/tex]