What is an ocean? An ocean is the wide open mantle of water surrounding the continents. The oceans and seas cover 71% of the total earth surface which means that the dry land area only occupies the remaining 29% of the surface of the earth. Even though the decline of sea travel …
Ocean current definition Ocean currents refers to the regular movement of large masses of surface water from one part of the ocean to another. The ocean water does not remain stationary in one place. The water of all the oceans and seas are flowing either as surface or under current. Types of ocean currents …
Plains are certainly the most important and populous landforms because the world population lives on them. Some plains have fertile soils and they are extensively cultivated for agricultural purposes. One of the disadvantages of plains is that they are extensively vulnerable to flooding especially when they are located close to the sea or to …
What is Salinity? Salinity is simply defined as the degree of saltiness or concentration of salt in oceans. Or it is the amount of dissolved solids in seawater. Sea water contains mineral salts, the main ones being sodium chloride which is same as table salt, calcium bicarbonate which provide marine organisms with …
Tropics is the word derived generally from Tropic of Cancer and Capricorn, the parallels at a latitude of 230 which shows the outer limit of the areas where the sun can ever be in zenith. Tropical definition Tropic are the regions of the Earth around the equator, varying in width from about 400 to …