Animating Text and Objects:We can give sound effects or visual effects, including movement to the text or objects in a presentation. Animation can be used to focus on important points, to control the flow of information and to increase viewer interest in a presentation. Built-in animation effect can be added in Office PowerPoint 2007 presentation by do the following:1. Select the text or object that you want to animate.2. On the Animations tab, in the Animations group, select the animation effect that you want from the Animate list.To apply a custom animation effect in Office PowerPoint 2007, do the following:1. Select the text or object that you want to animate.2. On the Animations tab, in the Animations group, click Custom Animation.In the Custom Animation task pane, click Add Effect and then do one or more of the following:1. To make the enter text or object with an effect, point to Entrance and then click any effect.2. To add an effect, such as a Spin effect, to text or an object that is already visible on the slide, point to Emphasis and then click an effect.3. To add an effect that makes text or an object leave the slide at some point, click to Exit and then click an effect.4. To add an effect that makes text or an object move in a specified pattern, click to Motion Paths and then click a path.To specify how the effect is applied to your text or object, right-click any custom animation effect in the CustomAnimation list and then click Effect Options.Do one of the following:1. To specify settings for text, on the Effect, Timing and tabs, click the options Animate text from Effect tab to use to animate the text.2. To specify settings for an object, on the Effect and Timing tabs, click the options that you want to use to animate the object.Effects appear in the Custom Animation list in the order that you add them