Public Speaking Chapter 13

model

an object usually built to scale that represents another object in detail

graph

a visual aid used to show statistical trends and patterns

line graph

a graph that uses one or more lines to show changes in statistics over time or space

pie graph

a graph that highlights segments of a circle to show simple distribution patterns

bar graph

a graph that uses vertical or horizontal bars to show comparisons among two or more items

chart

a visual aid that summarizes a large block of information usually in list form

transparency

a visual aid drawn written or printed on a sheet of clear acetate and shown with an overhead projector

multimedia presentation

a speech that combines several kinds of visual and/or audio aids in the same talk

font

a complete set of type of the same design

advantages of visual aids

clarifies message, generates interest, help retention, combat stage fright

types of visual aids

models graphs charts transparencies multimedia

guidelines for visual aids

prepare visual aids in advance, practice with them, keep it simple, legible fonts and few, use color effectively

guidelines for presenting visual aids

avoid chalkboard, display VA where audience can see, avoid passing VA around, display VA only when discussing them, talk to audience not VA, explain VA clearly/concisely, practice with VA