internal energy

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internal energy

n. Symbol U

The total kinetic and potential energy associated with the motions and relative positions of the molecules of an object, excluding the kinetic or potential energy of the object as a whole. An increase in internal energy results in a rise in temperature or a change in phase.

internal energy

(Chemistry) the thermodynamic property of a system that changes by an amount equal to the work done on the system when it suffers an adiabatic change. It is the sum of the kinetic and potential energies of its constituent atoms, molecules, etc. Symbol U, E

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detonating device detonator enthalpy explosive explosive device fae free energy fuel-air explosive H heat content Helmholtz function I.E.D. ideal gas IED improvised explosive device Joule's law law of thermodynamics petard physical property			intermolecular intermontane intermountain Intermundane Intermundian Intermural Intermure Intermuscular Intermutation Intermutual intern internal internal angle Internal angles internal audience internal auditor internal auditory artery internal auditory vein internal carotid artery internal cerebral vein internal combustion internal control internal defense and development internal drive internal ear internal energy Internal gear internal iliac artery internal iliac vein internal information internal jugular vein internal market internal maxillary artery internal medicine internal organ internal radiation internal rate of return internal representation internal resistance internal respiration internal revenue internal revenue agent Internal Revenue Service internal rhyme internal secretion internal security internal spermatic artery internal waters Internal-combustion internal-combustion engine internalisation			Internal Disc Decompression internal disk internal disk Internal Displacement Division Internal Displacement Monitoring Centre Internal Dispute Resolution Process Internal Document internal dormer Internal Dose internal drainage internal drift current internal drive internal drive Internal Drive Cable Internal Drive Generator Internal Dynamic Overload Control internal ear internal ear internal ear Internal Economic Rate of Return internal elastic lamina internal elastic lamina Internal Elastic Lamina Area internal elastic membrane internal elastic membrane internal elastic membrane internal elastic membrane Internal electricity market Internal Electromagnetic Pulse Internal End Point Object internal energy Internal Engine Parts Group Internal Engineering Notice internal environment internal environment internal environment internal environment Internal erosion Internal erosion (piping) Internal Evaluation Office Internal Examination Internal Exclusion Room Internal expansion Internal Expansions Internal Factor Evaluation Internal Factors Analysis Summary Internal Family Systems Association Internal Fault Detector Internal fertilisation Internal fertilisation Internal fertilization Internal fertilization Internal fertilization internal fetal monitoring Internal field separator Internal field separator Internal field separators Internal finance Internal financing Internal Fission Counter internal fistula

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