Four general instructions to remember when using training aids are:
The _____________________________ is the most realistic training device. If
the class if large, however, a larger model, a film, or slides may be necessary so
that all students can see.
Why is a line drawing often a more effective training aid than a picture?
An excellent use of slides as a training aid is to show students
The overhead projector has advantages for both the student and the instructor.
a. The projector can be used in a well-lighted room. This allows students to
b. The instructor's advantage is that he can ___________________________.