Two identical vessels are filled with milk. The first vessel was covered with a dry gauze cloth, and the second vessel was covered with a gauze cloth, the edges of which were lowered into the water. In which vessel does the milk sour longer on a hot day?
1. In the second vessel.
2. During the evaporation process, the temperature of the wet wipe decreases, since a certain energy is required for water molecules to leave its surface. Lowering the temperature of the wipe causes the milk to cool.
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.