click below
click below
Normal Size Small Size show me how
unit 1 topic 3-water
| Term | Definition |
|---|---|
| adhesion | water molecules stick to other materials |
| cohesion | water molecules sticking to other water molecules |
| polar molecule | a compound with one negatively charged side and one positively charged side |
| hydrogen bond | the Side with hydrogen atoms attracts the oxygen side with the hydrogen atoms of a different water molecule |
| surface tension | water has a thin "skin" on its surface due to water molecules sticking to each other |
| capillary action | cohesion and adhesion work together to allow water to travel against gravity and move up a plant stem |
| specific heat capacity | the amount of heat required to change at the temperature of a unit mass of a given substance |
| expansion upon freezing | water decreases in temp, the molecules move away from each other |
| universal solvent | water dissolves more substances than any other liquid |