Geography project: Spheres Chapter Custom Essay

Woodbridge lake.Description: Biosphere, Atmosphere, Lithosphere and Hydrosphere:Analysis: The earth surface is divided into four parts, the lithosphere, hydrosphere, biosphere and atmosphere respectively. They relie on each other for their functioning. The lithosphere consists of the rocky surfaces on earth and the minerals present in them. It is rigid and 50-100km thick. It is made of individual segments called plates that are of variable sizes. These plates exhibit movement either towards each other, away from each other or slide past each other. The hydrosphere consists of all the water bodies on or near the earth surface and occupies 70% of the earth’s surface. It may be saline water in the oceans or the fresh water bodies like rivers, streams, lakes etc. The biosphere is the portion of the earth that supports life. It is a combination of different ecosystems. It consists of different regions separated by latitudes and containing similar types of plants and animals.