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15 Cards in this Set

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tendency fo liquids to decreas their surface area to the slammes size possible.
surface tension
what happens when a liquid becomes a gas?
evaporation
a temperature at which bubbles of vapor rises to the surface, and the temperature of the liquid remains constatn
boiling point
changing from a liquid to a solid
freezing
a temperature where a liquid becomes a solid
freezing point
when a solid directly becomes a gas example dry ice
sublimation
when a gas directly becomes a solid example frost
deposition
attraction to eachother
cohesion
attraction for particles of solid surfaces
adhesion
something that flows slowly
example molasses
viscousity
when a gas turns into a liquid
Condensation
changing from a solid to a liquid
melting
a temperature is reached such taht some of the molecules hae enough enery to break out of their fixed position and move around
melting point
for covalent substance, forces that act between molecules are called ________
intermolecular forces
in _____ the positive end of one molecule attract the negative end of the neighboring molecule.
dipole-dipole forces