Presentation on audio visual aids, their introduction. their types.
- 1. TOPIC : AUDIO VISUAL AND Name: Rabia Ghafoor (2021_102) Subject: Technical writing and presentation skills Submitted to: Dr. Bazgha Moin qazi BS Elementary Education 6th Morning
- 2. INTRODUCTION…..WHAT ARE AUDIO VISUAL AIDS • Audio visual aids comprises of three words audio visual and audio visual aids • Audio Visual aids plays an important role in making the teaching and learning process (formal or non formal)more interesting, effective and permanent. • Audio Visual materials can help bringing the world into classroom.Audio Visual aids provide powerful force in the learning process.
- 3. • Audio Aids : Instructional device through which message can be heard but not seen Ex: Radio, Tape Recorder, CD players etc • Visual Aids: Instructional device through which message can be seen but not heard Ex: Posters Flashcards, charts. • Audio Visual Aids: Instructional device through which message can be heard as well seen Ex: Television
- 4. TYPES OF VISUAL AIDS • Visual aids are broadly classified into two main categories. 1. Projected visual aids. 2. Non-Projected visual aids
- 5. PROJECTED VISUAL AIDS. • A projected aid is one in which item to be observed are projected on a screen using mechanical devices. • The various projective aids are… 1. Slide projector 2. Microfilm projector 3. Overhead projector
- 6. SLIDE PROJECTOR • A small piece of transparent material on which a single pictorial image or graphic image is placed
- 7. MICROFLIM PROJECTOR • Microfilm contains photographed • reading materials • When the microfilm is passed through a microfilm reader then an enlarged image is formed on the screen and the observer can read all the matter
- 8. OVERHEAD PROJECTOR • Over head projector is a device for projecting a matter which is written or drawn on a transparent sheet of acetate on to a screen. • It is very simple and easy.
- 9. NON-PROJECTED VISUAL AIDS There are various non projected visual aids some of these commonly used aids are... 1) Charts 2) Flash cards 3) Posters 4) Models 5) Photographs /pictures
- 10. CHARTS • Chart is defined as a visual aid which depicts pictorial and written key information in systematic way to summarize, compare, etc.
- 11. FLASH CARDS • Flash cards are a set of pictured paper cards of varying sizes that are flashed one by one in a logical sequence.
- 12. POSTERS • Poster is a pictorial representation of an idea or concept in striking bold colors to attract the viewer. Posters are usually displayed out in open for the purpose of awareness in general public.
- 13. MODELS • If the topic that we need to explain is quite difficult to apprehend...we prepare a model.