If acceleration is constant we calculate it from the formula: a=[tex] \frac{v}{t} [/tex] v=36[tex] \frac{km}{h} [/tex] t=5s We convert units: t=5s=[tex] \frac{1}{12} [/tex]h a=[tex] \frac{36}{ \frac{1}{12}} [/tex]=432[tex] \frac{km}{h²} [/tex]=0,033333333333333[tex] \frac{m}{ s^{2} } [/tex]