The problem: A ball accelerates at 8 cm/s^2 for 3 seconds, starting with velocity 12 cm/s. What will be its velocity after the 3 seconds has elapsed? answer/question/discussion: v = 12 cm/s + (8 cm/s^2)(3 s) = 36 cm/s #$&* Assuming that acceleration is constant, what will be its average velocity during this interval? answer/question/discussion: vAve = (12 cm/s + 36 cm/s) / 2 = 24 cm/s#$&* How far will it travel during this interval? answer/question/discussion: ‘ds = (24 cm/s) * (3 s) = 72 cm #$&* 10 min