| A | B |
| document window | displays the active open file |
| display area | portion of the document window that displays the photo or image |
| tools palette | is a group of tools or buttons, organized into a movable toolbar |
| palette | name for a board that provides a flat surface on which artist mix paints, is a collection of graphically displayed choices and commands |
| file type | refers to the internal characteristics of digital files |
| file extensions | identified by three or four letter specification after the file name |
| JPG | stands for Joint Photographic Experts Group |
| editing | make corrections and changes to photos, involves a variety of tasks such as changing focus of interest |
| zoom | change the magnification |
| navigator palette | used to change the view of your artwork |
| rulers | displayed on the top and left sides of the document window |
| crop | trim away some of the blue sky |
| rule of thirds | the scene is divided into thirds both vertically and horizontally |
| Undo command | shortcut key is ctrl+z |
| pixel | an individual dot of light that is the basic unit used to create digital images |
| blending modes | the ways pixels in the image are affected by a color |
| opacity | level at which you can see through the color to reveal the paper or layer beneath it |
| resolution | refers to the number of pixels per inch, printed on a page |
| HTML | Hypertext Markup Language, files which contains all the necessary information display your photo in a Web browser |