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Energy
the capacity to do work or generate heat
Energy Measurements
Calories (Cal) or Joules (J). 4.184 J = 1 Cal.
Law of Conservation of Energy
Energy is neither created or destroyed.
Potential Energy
energy that results from an objects position or configuration.
Kinetic Energy
the energy of movement/ The energy of which a mass possesses due to its motion
Thermal Energy
A type of Kinetic energy. the motion of atoms
Heat
form of energy that is transferred from a body at a high temperature to a body at a lower temperature
System
part of the universe upon which we focus our attention. Heat energy can flow in or out of the system depending on whether the system or surrounding is warmer.
Surroundings
the rest of the universe other than the system
Endothermic process
heat flows from the surroundings into the reaction system
Exothermic process
heat flows out of the reaction system into the surroundings
