Essay answers are limited to about 500 words (3800 characters maximum, including spaces). 3800 Character(s) remainingFIGURE 2-7 V (m/s) 4. 24 two t (s) -24 -4- Fig. 2-7 represents the velocity of a particle as it travels along the x-axis. In what direction is the acceleration at t = 0.5 s