Sometimes it happens that we colloquially confuse “sea” and “lake”, meanwhile you can find a number of fundamental differences.
Sea – into the land or isolated shores of the mainland, the rapids or the Islands of the ocean. Sea there are internal (inland), marginal, and inter-island imaterialise.
Internal – this is the sea, located on the land surface. As a rule, they communicate with the ocean by one or several Straits. These are the Black, Azov, Baltic sea. Marginal seas, unlike the mainland, adjacent to the mainland or separated from the ocean by Islands, for example, the Chukchi and the Barents sea. Imaterialise sea located between the continents: Red and Mediterranean seas. Inter-island sea are usually located between the major Islands. This is the Java sea. It happens that the water basin is completely isolated from the World ocean, respectively, that lake, but it is called the sea because of the large size (Caspian sea).
Kilogram of seawater contains 35 grams of various salts: 27.2 grams of sodium chloride, 3.8 grams of magnesium chloride, 1.7 grams of magnesium sulfate and a little less grams of calcium sulfate.
Edible salt is produced by evaporation of sea water. The first precipitates salt because Continue reading