Does the lake have a mouth and a source?

The source and the mouth can only have a constant water flow, which has a certain direction and flow, that is, a river. The lake is a closed depression of the land, not related to the World Ocean, in which water accumulates. The main function of the lakes is to regulate the flow of rivers.



One of the components of a person's success in our time is receiving modern high-quality education, mastering the knowledge, skills and abilities necessary for life in society. A person today needs to study almost all his life, mastering everything new and new, acquiring the necessary professional qualities.