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First Law of Thermodynamics

nounverified·updated May 18, 2026

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the fundamental principle of physics that the total energy of an isolated system is constant despite internal changes

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Classifications

per-axis with provenance

Entity Type

Unknown—authoritativeglossary_import_default_pending_classifier

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Sensitivity

unclassified

Information Class

unclassified

Variants

3 surface forms

synonym: conservation of energy
possessive: First Law of Thermodynamics's
pluralpossessive: First Law of Thermodynamicses'

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