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Water
water vocabulary
Term | Definition |
---|---|
polar molecule | a molecule with slightly positive and negative ends |
cohesion | the attraction of one molecule for another |
surface tension | the strong bonds or sticky skin at the surface of water |
universal solvent | name given towater because so many substances dissolve in water |
solution | a mixture that forms when one substance dissolves in another |
solvent | the substance that does the dissolving |
adhesion | the attraction of water molecules for other polar molecules |
capillary action | water's adhesion causes it to climb up |
density | how tightly matter in an object is packed together |
temperature range | the space between freezing point and boiling point |
solid, liquid, gas | water commonly occurs in these states |
specific heat | amount of heat required to increase the temerature of a substance one degree |
physical weathering | breaking rock into smaller pieces without changing chemical makeup |
chemical weathering | breaking down rock into smaller pieces thru chemical changes or reactions |
ice wedging | water freezing in a rock forcing it to crack |