This document discusses different forms of media and technology that can be used for educational purposes. It describes how each medium represents knowledge in a unique way, from linear formats like text and speech to non-linear digital formats that allow for more flexible organization of content. The document also examines factors that influence the effectiveness of different media for teaching and learning, such as how well the format fits the purpose, subject matter, and needs of learners. It notes that no single medium can adequately cover any university-level subject by itself and that a combination of media is most effective.

1. Chapter Three TE

7. These 5 media basically represent different clusters of symbol systems, or ways of mediating and interpreting knowledge. With the exception of face-to-face contact, each of these media can be transmitted through a variety of technologies.

11. Technologies Broadcast (one way) Applications Communication (two-way) Applications Media Synchronous Asynchronous Synchronous Asynchronous Face-to-face Lectures Lecture notes Seminars Text Books Mail Audio Radio Audio-cassettes Telephone tutoring Audioconferen-cing Video Broadcast TV Cable TV Satellite TV Video-Cassettes Videoconferen-cing Digital Multimedia Webcasting Audio-streaming Video-streaming Web sites CD-ROMs DVDs Learning objects Multimedia clips Chat MUDs Web conferencing E-mail Discussion forums

13. Can we discern any pattern or relationship among media, technology, and the representation of knowledge that may help us as teachers?

18. No single medium is likely to be sufficient for any university-level subject. It is the combination of different media within a single technology (multimedia) that gives technology is strength in teaching learning .