Lakeland Water Vocab Terms

cohesion

the tendency of identical or like molecules to stick together due to an attractive force

Adhesion

the binding or attraction between dissimilar molecules or cells

surface tension

the physical property of a liquid’s surface allowing it to resist an external force

capillary action

the ability of a liquid to move through narrow spaces without external help, often against gravity

universal solvant

can dissolve more substances than any other liquid

hydrophobic

water-fearing; repels water

hydrophilic

water-loving; attracted to water

less dense as solid

the solid form occupies a greater mass, allowing it to float on top of it’s liquid

heat capacity

amount of heat energy required to change the temp of a substance 1 degree celsius

heat vaporization

amount of energy required to transform a liquid to a gas at a constant pressure and temp

evaporation cooling

temp of organisms surface drops as water evaporates from it

temp maintenance

allows an organism to keep internal body temp safe, despite external changes