Water is the most common liquid in the world. Laked contain water.Rivers contain water.ponds contain water.canals contain water.oceans contain water.the water in rivers,ponds,and canals is fresh water.the water in oceans is salt water about70% of the world is covered by wster.about97% of water in the world is salt water. only 3% of the world's water is fresh water. Fresh water is not salty. people usually think of water as a liquid.but water freezrd to from a solid. the solid the solid is called ice.and water boils to from a gas .the gas is called steam or vapor.