2. There are two separate objects that have been dropped off a building and their velocity vs time graphs are given. a. What is the acceleration of object 1? 40- b. What is the acceleration of object 2? 30 Object 1 c. What is the displacement of object 1? v (m/s) 20 d. What is the displacement of object 2? 10 Object 2 e. What can you conclude about these two objects O 2 3 4 from this graph? t (s) f. What is the approximate acceleration of the center of mass of the two-object system at the moment right before the first object reaches the ground