3.1 The Sun—our nearest star
3.1.1 Topics
(1) All about the Sun—our star in the past and the future;
(2) Physics of the Sun (weight, radius, temperature);
(3) Thermonuclear reactions;
(4) Radiation;
(5) Motion of the Sun;
(6) What is photovoltaics?
(7) Some advantages and disadvantages of photovoltaics—discussion (Table 1).