Apple Motion 2 Tutorials - Manual (Page 67)

Tutorial 2 Basic Motion Behaviors 67
2 Option-drag the duplicate of the dolphins.mov object to the lower-right third of the
Canvas.
Note: To align the edges of objects with other objects, you can also use the alignment
tools in the Object menu.
3 In the Canvas, Shift-select the three dolphins.mov objects.
4 Choose Object > Alignment > Distribute Horizontal Centers.
An equal space is created between each object.