AN EXPLANATION OF HOW PARTICLES IN MATTER BEHAVE
the temperature at which a solid becomes a liquid
heat of fusion
the amount of energy required to change a substance from the solid phase to the liquid phase at its melting point
the temperature at which the pressure of the vapor in the liquid is equal to the external pressure acting on the surface of the liquid
heat of vaporization
the amount of energy required for the liquid at its boiling point to become a gas
the spreading of particles throughout a given volume until they are uniformly distributed
matter consisting of positively and negatively charged particles
an increase in the size of a substance when the temperature is increased
the ability of a fluid (liquid or gas) to exert an upward force on an object immersed in it
the amount of force exerted per unit area of a surface P=F/A
A liquids resistance to flow
the SI unit of pressure
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