Tuesday, April 19, 2011

Water

Water is very common thing. We do not have to pay for it. It is one of the most essential things. We cannot live without water. No life on this earh is  posssible without it. All plants and animals require water. Water is plentiful on this earth. Two thirds of the surface of the earrth are covered with water. Water can be obtained from various sources. We get water from wells, tanks, springs, rivers and seas. We also get water from rains. Scientiest say that water is made up of hydrogen and oxygen gasses. Water contains two parts of hydrogen and one part of oxygen. Water is colouries and odourless. Water is a liquid. It is also found in the solid and the gaseous from. Ice is the solid from of water, and vapour is the gaseous from. Water is a good solvent. It can dissolve many ssubstances. ordinary water contains sme salts and minerals. The taste of water.

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