| A | B |
| SOLID | PARTICLES IN CONTACT AND A FIXED POSITION OR DEFINITE VOLUME AND SHAPE |
| LIQUID | PARTICLES IN CONTACT BUT NOT IN A FIXED POSITION OR DEFINITE VOLUME INDEFINITE SHAPE |
| SURFACE TENSION | THE RESISTANCE OF A LIQUID TO DISRUPT THE SURFACE DUE TO THE INWARD PULL BY COHESIVE FORCES ON THE LIQUIDS PARTICLES |
| VISCOSITY | RESISTANCE TO FLOW |
| CAPILLARY ACTION | SPONTANEOUS RISE OF A LIQUID IN A NARROW TUBE |
| COHESIVE FORCES | ATTRACTIONS BETWEEN THE SAME KIND OF MOLECULES |
| ADHESIVE FORCES | ATTRACTIONS BETWEEN MOLECULES OF DIFFERENT SUBSTANCES |
| SUBLIMATION | CHANGE OF STATE FROM SOLID TO GAS |
| EVAPORATION | CHANGE OF STATE FROM LIQUID TO GAS |
| CONDENSATION | CHANGE OF STATE FROM GAS TO LIQUID |
| VAPOR PRESSURE | THE PRESSURE EXERTED BY A LIQUID'S VAPOR IN EQUILIBRIUM WITH THE LIQUID AT A SPECIFIED TEMPERATURE |
| EQUILIBRIUM | CONDITION IN WHICH THE RATE OF TWO OPPOSING PROCESSES ARE EQUAL |
| FREEZING/MELTING POINT | TEMPERATURE AT WHICH THE SOLID AND LIQUID PHASE OF A SUBSTANCE ARE IN EQUILIBRIUM |
| BOILING POINT | TEMPERATURE AT WHICH THE VAPOR PRESSURE OF THE LIQUID IS EQUAL TO THE SURROUNDING PRESSURE |
| HEAT OF FUSSION | AMOUNT OF HEAT RELEASED WHEN A GIVEN AMOUNT OF A SUBSTANCE CHANGES STATE FROM A LIQUID TO A SOLID OR ABSORBED WHEN A GIVEN AMOUNT OF A SUBSTANCE CHANGES STATES FROM A SOLID TO A LIQUID |
| HEAT OF VAPORIZATION | AMOUNT OF HEAT REQUIRED TO CHANGE A GIVEN AMOUNT OF A LIQUID TO A GAS OR RELEASED WHEN A GIVEN AMOUNT OF GAS CHANGES STATE TO A LIQUID |
| ENDOTHERMIC | HEAT ABSORBED FROM SURROUNDINGS |
| EXOTHERMIC | HEAT RELEASED TO SURROUNDINGS |
| ENTHALPY | ENERGY CONTENT |
| ENTROPY | DISORDER |
| TRIPLE POINT | TEMPERATURE AND PRESSURE IN WHICH THE SOLID, LIQUID AND GAS STATE OF A SUBSTANCE COEXIST IN EQUILIBRIUM WITH EACH OTHER |
| CRITICAL TEMPERATURE | THE TEMPERATURE ABOVE WHICH NO AMOUNT OF PRESSURE CAN LIQUIFY A GAS |
| CRITICAL PRESSURE | THE PRESSURE REQUIRED TO LIQUIFY A GAS AT IT'S CRITICAL TEMPERATURE |
| CALORIE | AMOUNT OF HEAT ENERGY REQUIRED TO CHANGE THE TEMPERATURE OF ONE GRAM OF WATER ONE DEGREE CELCIUS |
| SPECIFIC HEAT | AMOUNT OF HEAT REQUIRED TO CHANGE THE TEMPERATURE OF ONE GRAM OF A SUBSTANCE ONE DGREE CELCIUS |
| AMORPHOUS SOLID | SOLID PARTICLE RANDOMLY ARRANGED |
| CRYSTALLINE SOLID | SOLID PARTICLES ARRANGED IN A REPEATED GEOMETRIC PATTERN |
| DEPOSITION | CHANGE OF STATE FROM A GAS TO A SOLID |