What conditions are necessary for life provided by the Sun, and what conditions are provided by our Planet? What sciences give us the necessary knowledge about this?
Sun: light, warmth, formation of vitamin D in the skin
Planet: breathing air, water, plants, animals, work, leisure, hobby, treatment.
Sciences: biology of plants, animals and humans, astronomy, geography (wind, precipitation, humidity, soil, climate, etc.).
Remember: The process of learning a person lasts a lifetime. The value of the same knowledge for different people may be different, it is determined by their individual characteristics and needs. Therefore, knowledge is always needed at any age and position.