Why do these words create tension? read the excerpt from "object lesson part 2." "no sign of the original envelope? " "no." they create a conflict between the boys. the sudden movement surprises the reader. they make the reader wonder what will happen next they speed up the pacing of events "i found two boys with bills -- in each case a single, too. david strager and joey buell. no envelope." louise's brows met. ellery glanced up at the clock. 9: 07