sentence: Pictures are very helpful.
sentences_before: A 'picture', also called an 'image', is a group of colored points on a flat surface that looks the same as something else. For example, a picture can look the same as an object or a person. Pictures can also be drawings, paintings or photographs. People who make such pictures are called artists, photographers or painters.
sentences_after: Sometimes people say pictures are worth a thousand words. Pictures and diagrams can be used to explain how to do things, and thus a picture is a kind of tool.
concept_name: picture
headings: Picture
categories: Graphics