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Unit 1 Topic 3 Vocab

TermDefinition
Adhesion the attractive force that causes dissimilar molecules, surfaces, or substances to stick to one another
Cohesion the attractive force that causes molecules or particles of the same substance to stick together
Polar molecule A compound with one negatively charged side and one positively charged side.
Hydrogen bond The side with the positive charge attracts the negative charge of a different water molecule.
Surface tension the physical property of a liquid that makes its surface behave like a stretched elastic film, causing it to resist external forces and minimize its surface area
Capillary action the spontaneous flow of a liquid through narrow spaces or porous materials without the help of external forces like gravity
Specific heat capacity the amount of heat energy required to raise the temperature of a unit mass of that substance by one degree Celsius (or one Kelvin)
Expansion upon freezing a substance increases in volume and decreases in density when it turns from a liquid into a solid
Universal solvent a nickname given to water because it can dissolve more substances than any other liquid
Created by: user-2051420
 

 



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