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thermal energy
energy involved in temperature changes, dependent on speed of the particles
endothermic
when energy enters a system
exothermic
when energy exits a system
system
the objects or substances being observed
surroundings
everything not in the system
calorimetry
Measuring the amount of heat released or absorbed during a chemical reaction or physical process
freezing
the change of phase from a liquid to a solid
melting
the change of phase from a solid to a liquid
evaporation
the change of phase from a liquid to a gas
condensation
the change of phase from a gas to a liquid
sublimation
the change of phase from a solid to a gas
deposition
the change of phase from a gas to a solid
heat
form of energy from the random motion of particles
thermal equilibrium
a state of a system in which all parts are at the same temperature.
heating
process of making or becoming hot or warm.
cooling
process of making or becoming less hot or warm
