Why water is Essential for our life?

-------* WATER: An Essential Element For Life. *------- ----The world is in your HAND-----

Water is a chemical compound with the chemical formula H2O. A water molecule contains one oxygen and two hydrogen atoms that are connected by covalent bonds. Water is a liquid at standard ambient temperature and pressure, but it often co-exists on Earth with its solid state, ice, and gaseous state, steam.Water covers 71% of the Earth's surface.Water is essential for us.