When to Use . . . . . . a Line graph. Line graphs are used to track changes over short and long periods of time. When smaller changes exist, line graphs are better to use than bar graphs. Line graphs can also be used to compare changes over the same period of time for more than one group. . . . a Pie Chart.
Definition of mouse potato. slang. : a person who spends a great deal of time using a computer.
Couch Potato â English Idiom Meaning. Posted on 10 October, 2013; by woodward; in Idioms, Learn English; Meaning of Couch Potato. A couch potato is a person who spends a lot of time watching television with little or no physical activity. They can do this either sitting or lying down on a couch (or sofa) or even sitting in an armchair. The idea is that they donât move very much and a couch potato can sometimes be considered lazy or inactive.