Earth represents the solid state of matter. It manifests stability, permanence and rigidity. In our body, the parts such as bones, teeth, cells and tissue are manifestations of the earth. Earth is considered a stable substance. Water characterizes change and represents the liquid state.
Water is necessary for the survival of all living things.
A large part of the human body is made up of water. Our blood, lymph, and other fluids move between our cells and through our vessels, bringing energy, carrying away wastes, regulating temperature, bringing disease fighters, and carrying hormonal information from one area to another. Water is a substance without stability. Fire is the power to transform solids into liquids, to gas, and back again. In other words, it possess power to transform the state of any substance.