Table 2. Surveys carried out on students during the semester of classes for two years (the duration of this study).

Although the surveys were broader, here we only include the questions involved in the model.

Survey	Quantities	Item	Options	Values
1 (first day of the course)	M	At the beginning of Physics II, what is your level of expectation?	Much	1
			Intermediate	0.5
			None	0
		Because the course:	Excites me	1
			It is a requirement	0
2 (end of the first part of the course)	M	So far, describe your experience in Physics II:	I really like it	1
			I like it	0.5
			It is indifferent to me	0
			I do not like it	-0.5
	P	At a general level, describe your way of studying:	Alone	0
			In group	0.5
3 (end of the course)	M	At a general level, describe your experience in Physics II:	I really like it	1
			I like it	0.5
			It is indifferent to me	0
			I do not like it	-0.5
	T	Were the lectures useful for you?	Yes	1
			Little	0.5
			No	0
		Was the interaction with the rest of the teaching team useful to you?	Yes	1
			Little	0.5
			No	0
	T*	Were the virtual lectures useful for you?	Yes	1
			Little	0.5
			No	0
		Was the interaction with the rest of the teaching team useful to you?	Yes	1
			Little	0.5
			No	0
	T	At the time of study, which activity was the most beneficial for you? (You can check several options)	Lectures	A
			Consultation hours with my group	B
			Office hours	C
			Private tutoring	D
	T*	At the time of study, which activity was the most beneficial for you? (You can check several options)	Virtual Lectures	A
			Consultation hours with my group	B
			Office virtual hours	C
			None of the above	D