TABLE 3.

Analysis of frequencies and percentages of the type of response given by the students.

Unit	Thematic	Type 1	Type 2	Type 3	Type 4	Type 5	Type 6	Total type -unit	Percentage
Unit 1	Scientific methods. Physical magnitudes.	2	3	5	1	5	0	16	17.02
Unit 2	Movement	0	1	0	0	4	0	5	5.32
Unit 3	Forces	3	1	3	0	2	0	9	9.57
Unit 4	Rotation and force	0	0	6	0	3	13	22	23.40
Unit 5	Pressure and atmosphere	0	0	4	0	2	3	9	9.57
Unit 6	Energy and work	0	0	1	0	0	2	3	17.02
Unit 7	Heat	0	0	0	0	11	0	11	11.70
Unit 8	Movement and undulatory phenomena	0	0	0	0	5	0	5	5.32
Unit 9	Sound	0	0	0	0	6	0	6	6.38
Unit 10	Light and color	0	1	0	0	5	2	8	8.51
Total type		5	6	19	1	43	20	94	100
Percentage type error		5.32	6.38	20.21	1.06	45.74	21.28	100.00

Type 1, Does not relate the content that is under study; Type 2, Correct response; Type 3, Lack of vocabulary for a strict definition of the physics concept; Type 4, Arrives at a correct conclusion and relates what is remembered; Type 5, Ambiguous understanding; Type 6, Conceptual error.