latent heat of vaporization		the amount of energy needed to raise the temperature of 1kg of a substance by 1 degree Celsius
latent heat of fusion		the process of piping water from where it is to where it is needed
specific heat		slightly positive end and a slightly negative end
density		the attraction between water molecules
cohesion		a molecule which pulls on the electrons of another molecule
universal solvent		type of bonds in a water molecule
volcanoes		water is known as this because it dissolves many substances
irrigation		where water vapor may have been released before Earth's oceans began
conservation		water found underground in aquifers
polar molecule		the careful use and protection of water resources
polarity		mass divided by volume
surface water		water found in lakes, rivers and oceans
groundwater		the energy needed to change water from solid to liquid
weak hydrogen		the energy needed to change water from liquid to gas