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The first law — energy is conserved
thermodynamics
dU = dQ - dW: energy is conserved, counted now as heat and work. This is exactly the conserved energy Noether derives from time-translation symmetry - the same invariant, bookkept for a thermal system. Rests on Noether.
source
Narrow Highway — thermodynamics
card id
card_thermo_first_law
address
WIT.codex.FCT/the-first-law-energy-is-conserved/REF.WITNESSED@narrow-highway
adjoining cards
- part of → Thermodynamics — the arrow and the one end — a law of thermodynamics (The first law)
- connects at → Noether's theorem — symmetry is the source of conservation — the first law is Noether's conserved energy, accounting heat and work
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