Q. A body moving with uniform acceleration has a velocity of $-9 \,cm / s$ when its $x$ co-ordinate is $3.00\,cm$. If its $x$ coordinate $3\, s$ later is $-6\, cm$, what is the magnitude of its acceleration $\left(\right.$ in $\left.cm / s ^{2}\right)$ ?
Motion in a Straight Line
Solution: