Transcription: Now let's make the sun bigger. Again, we always have to select first, click, and then we need to size this object, which again is simply a matter of dragging one of the handles on the selection. But oops, our sun doesn't look quite so much like a sun anymore. Some objects don't keep their proportions or their aspect ratio while you size them. We've made a mistake that we need to undo, so we move our mouse up to the undo button and click that undo button again. We need to learn a tip for sizing objects in PowerPoint. When an object is sized and you want to ensure that it maintains its proportio ...