Invisible or virtual objects, today, can be animated with different expression methods such as cartoon films. It enables distinguished instructors to reach a large mass of students at the same time. The most distinctive specialty of television is its ability to present information to the student which other tools cannot. This is an important opportunity for students who were unable to study at a university at in other educational institutions. Education methods, such as lecture, demonstration, and experimentation which are present in traditional education, are accepted in a different view in distance education.
Television is an effective tool in expressing abstract concepts or ideas.
Abstract concepts are usually produced and conveyed with words. Besides this, in making an abstract concept concrete, the role of animation and visual experimentation is very important. The limitation here is how to combine the text, which is involving information, with moving views, animation, concrete ideas, utterance and objects like pictures. Though production is a complicated process, the cost per person is low. All these features point out the superiority of television in the presentation of information.