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Lesson 9--Graphics Vocabulary

AB
Graphica pictorial representation, typically a photograph, picture, drawing, illustration or animation
ImageA picture that has been created or copied and stored in electronic form.
RGB(red, green, and blue) refers to a system for representing the colors to be used on a computer monitor. Red, green, and blue can be combined in various proportions to obtain any color. Each color level is represented by the range of decimal numbers from 0 to 255. The total number of available colors is 256 x 256 x 256, or 16,777,216 possible colors
BitmapAn image composed of a pattern of individually colored dots (squares); .bmp is its file extension
Vector Graphicsthe creation of digital images through a sequence of commands or mathematical statements that place lines and shapes in a given two-dimensional or three-dimensional space
Raster Graphicsdigital images created or captured (for example, by scanning in a photo) as a set of samples of a given space
Color Boxthe basic colors available in pallets of 16 and 28 in the PAINT application
Tool Boxthe 16 basic drawing tools in the PAINT application
Attributean entity that defines a property of an object, element, or file. In computer graphics, line objects can have attributes such as thickness, color or values defined in a certain color model, such as RGB
Flipreversing a shape is also referred to as creating a mirror image or flipping
Horizontal Lineslines that never slope up or down
Vertical Lineslines that point straight up and down
Parellel Linestwo lines are parallel if they never meet
Cylindera surface or solid bounded by two parallel planes and generated by a straight line moving parallel to the given planes and tracing a curve bounded by the planes and lying in a plane perpendicular or oblique to the given planes
Background ColorThe bottom rectangle in Paint. It is the default color of any new image that you create. When you use the Eraser tool, the Eraser turns whatever you erase back to this color. To change the this color, click on the desired color in the Color Palette with the right button on your mouse.
Foreground ColorThe top, overlapping rectangle in Paint. It is the color that will be used by the following Tools: Text, Pencil, Paintbrush, Airbrush, Fill, Shapes, Line, and Curve. To change this color, click on the desired color in the Color Palette with the left button on your mouse.
.jpgfile extension for a JPEG (Joint Photographic Experts Group) file and is the format most used for storing and transmitting photographs on the World Wide Web.


Thomas A. Edison

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