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.
potato (plural potatoes) 1  A plant tuber, Solanum tuberosum, eaten as a starchy vegetable, particularly in the Americas and Europe. ( 2 informal, Britain) A conspicuous hole in a sock or stocking. ( 3 humorous) A camera that takes poor-quality pictures. ( slang, offensive) A mentally handicapped person.