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vocab
water properties
| Term | Definition |
|---|---|
| evaporation | the process by which a liquid changes into a gas |
| fresh water | water that is not salty and has little or no taste, color, or smell.Most laes and rivers are made up of fresh water |
| condensation | Water vapor becoming a liquid |
| presipitation | any type of liquid or solid water that falls to Earth's surface, such as rain, snow, or hail |
| water vapor | water in the form of gas |
| surface tension | the rusult of an inward pull among the molecules of a liquid that brings the molecules on the surface closer together |
| universal solvent | water due to its polarity and ability to dissolve many different solutes |
| specific heat | the amount of heat required to raise the temperature of 1g of a substance 1 degree Celsius |
| cohesion | the molecular force between particles within a body or substance that acts to unite them |
| adhesion | the molecular force of attraction in the area of contact between unlike bodies that acts to hold them together |
| intermolecular force | forces that act between stable molecules or between stable molecules or between functional groups or macromolecules |
| molecules | a group of atoms bonded together, representing the smallest fundamental unit of a chemical compound that can take part in a chemical reaction |
| freezing point | the temperature at which liquidd freezes |
| boiling point | the point where water turns to vapor |
| melting point | the temperature at which a given solid will melt |
| independent variable | the one canged by scientist |
| dependent variable | to see how it responds to change |