This is a 5-10 min quiz that I give after "Interpreting D vs T graphs" and "Calculating velocity from a D vs T Graph" (or after "More Graphing Analysis Practice" if the class needs it). It is a quick check for understanding either at the end of class or the beginning of the next day to make sure students were paying attention. Almost everyone (who was paying attention) earns perfect scores, which helps bolster their confidence. This especially important for my 9th graders who are nervous about s