Flashcards in vocab 4 science Deck (8)
what is a kinetic theory?
it is an explanation of how particles in gases behave
what is the melting point?
is the temp at which a solid becomes a liquid
the heat of fusion
is the energy required to change a substance from solid to liquid at its melting point
what is the boiling point
is the temp at which pressure of the vapor in the liquid is equal to the external pressure acting on the surface of the liquid
what is the heat of vaporization
is the amount of energy required for the liquid at its boiling point to become a gas
what is sublimation
is the process of a solid changing directly to a gas without forming a liquid
what is thermal expansion
is an increase in the size of a substance when the temperature is increased