Review A single force with x-component Fx acts on a 500 g object as it moves along the x-axis. A graph of Fx versus t is shown in (Figure 1). Figure F,(N) 1.5 1.0- 0.5- 0.0 2 -0.5- -3 t(s) 4 1 of 1 Part A Select the correct acceleration graph (ax versus t) for this object. a, (m/s) 3 2- 1 0 -14 ax (m/s) 3 2- 1 2 0 2 1 t(s) 3 4 3 3 4 t(s) a, (m/s) 3 0 1 2 1+ a, (m/s) 3. 2 1 0 2 -1 T t(s) 2 3 3 4 t(s)