What are purposes of visual aids?
- Aids can increase the effectiveness of short reports.
- Emphasize important fact.
- Clarify difficult to express clearly in words alone.
- Simplify involves breaking a complex whole into component part while preserving the essential nature of the whole.
- Reinforce makes stronger or more pronounced.
- Summarize covers main point succinctly without providing all detail.
- Add interest
- Improve credibility
- Increase coherence all part come together in logical relationships.
What are the criteria for effective visual aids?
- Simplicity
- Contrast
- Unity
- Balance
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