| A | B |
|---|
| Asymmetrical balance | distribution achieved by arranging non-identical elements on both sides of a centerline on the screen |
| Balance | is the distribution of optical weight in the layout of an image |
| Build Effect | an effect applied to text that makes it appear on a slide in increments of one letter, word or section at a time; keeps the audience’s attention and does not allow the audience to read or see past what the speaker is explaining |
| Interactivity | is the ability of the user to interact with an application |
| Inter-screen unity | is the design that users encounter as they navigate from one screen to another; provides consistency throughout a title |
| Linear presentations | author of the presentation controls the flow of information in the application. |
| No balance | a design that has elements arranged on the screen without regard to the weight on both sides of the centerline |
| Non-linear presentation | — allows the user to interact with a presentation and control how the information will be viewed; allows the user to be active rather than passive during the delivery of the information. |
| Optical center | a point somewhat above the physical center of the screen |
| Optical weight | the ability of an element such as a graphic, text, headline, or subheading to attract the user’s eye |
| Rollover | function performed as the mouse pointer rolls over and points to an object. |
| Sequential navigational scheme | takes the user through a controlled, linear process. |
| Symmetrical balance | distribution achieved by arranging elements as horizontal or vertical mirrored images on both sides of the center line of a screen |
| Treatment | how a presentation will be offered to the user; that is, the look and feel of the presentation |
| Intra-screen unity | is how the various screens elements relate on the same screen |
