Skip to main content
3 events
when toggle format what by license comment
Sep 29, 2021 at 15:15 comment added Mauricio Aside from the relativistic consideration explained by the answer(s) below, I think you could easily model an open system where energy is conserved but the number of particle is not or viceversa.
Sep 29, 2021 at 15:06 answer added Dale timeline score: 1
Sep 29, 2021 at 12:57 history asked Sasikuttan CC BY-SA 4.0