The Earth’s atmosphere contains 78% nitrogen, 20.9% oxygen, 0.9% argon, 0.03% carbon dioxide. Venus, like Earth, has a dense atmosphere. It contains carbon dioxide (about 97%), nitrogen (about 3%), water vapor (less than 0.1%), some impurities, for example, CO, HC1. Mapc has a highly rarefied atmosphere, which is mainly composed of carbon dioxide (95%), nitrogen (about 3%) and other gases such as oxygen (0.15%).
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.