Plzzz tell me this question plzzz zzzz Share with your friends Share 0 Debalina Deb answered this Dear student, Let us consider a object thrown vertically upward with a initial velocity =unow,gravitational acceleration (g) works towards the ground, i.e. in the opposite direction of the motion of object.at highest point, its velocity become zero, but the acceleration is still equal to g =9.8 m/s2this is an example, where velocity of the object is zero for an instant of time, but the accleration is not equal to zero. Regards, 0 View Full Answer