Question

Match the following

P) Television	1) Projected
Q) Liquid-crystal display	2) Visual
R) Radio	3) Audiovisual
S) Picture	4) Audio
	5) Dimensional aids

1. P-3; Q-1; R-4; S-2 
2. P-5; Q-3; R-4; S-2
3. P-3; Q-1; R-5; S-2
4. P4; Q-3; R-1; S-5

Answer 1

Correct Answer - Option 1 : P-3; Q-1; R-4; S-2 

We learned from Unit 1 in the section on the Teaching-Learning Process that the attention of people is attracted by various senses in the proportions of : seeing - 87.0%; hearing - 7.0%; smell- 3.5 %; touch -1.5 %; and, taste -1.0 %. Thus, seeing and hearing are the major senses involved to attract attention and increase learning.

Teaching Aid	Description
Audiovisual aids	Audiovisual aids are instructional devices in which the message can be heard and seen simultaneously Examples: television, video films, documentary films, etc.
Projected Aids	Visual instructional devices which are shown with a projector are called projected aids. Examples: slides, filmstrip, silent films, cartoons, etc. projected through an opaque projector (epidiascope), or an overhead projector.   A liquid-crystal display or LCD is a projected aid
Audio aids	Audio aids are instructional devices through which messages can only be heard. Examples: radio, tape recorder, telephone, folk songs, etc.
Visual aids	A visual aid supplement words with pictures, charts, graphs, or other visual information. A picture is a representation made by drawing, painting, or photography which gives an accurate idea of an object.

Hence, the correct matching is P-3; Q-1; R-4; S-2