9) (a) Consider an object that has a constant acceleration during a time interval. If you know the ac eleration and time inte--a , an you deter lime the objects average velocity for that inteva ? Explain. (b) What if anything. is wrong with the following students contention? of something is tong ex lain what it is an. ho. . to cor ect it of nothing is wrong, explain why the contention is legitimate. The direction of the avera_e acceleration for an inte va" ..ill always be in the direction of the average velocity for the interval