Format the Line Spacing The amount of space between two lines of type is called leading. Think back to the days when type was set in wooden presses. Thin blocks of lead were placed between the letters so that the "Descenders" (the parts of the letter that go below the line) do not touch the "Ascenders" (the top parts of the letter.)   Microsoft PowerPoint uses Line Spacing to edit the leading between the paragraphs.   5. Try it: Format the Line Spacing Go to Slide 7. Select the list. Go to Home ->Paragraph->Line Spacing. What Do You See? The Live Preview lets you see the difference between 1.0 and 3.0.   Keep going... Exam 77-883: Microsoft PowerPoint 2010 2. Creating a Slide Presentation 2.5. Enter and format text: Paragraph Line Spacing Home ->Paragraph->Line Spacing