Quote:
briandg wrote:
Momentum cannot ever possibly be entirely transferred from one physical thing to another, elastic or inelastic, because in EVERY collision there is energy converted from momentum into some other form suck as heat.
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The OP and his buddy are stuck trying to use conservation or momentum from Newtonian physics with a questionable frame of reference without identifying all the masses and velocities involved and you want to bring the 2nd Law of Thermodynamics into consideration?
That's brave.