Can one prove the conservation of all forms of energy from Newton's laws?
30883
Why can't energy be created or destroyed?
68284
Is the law of conservation of energy still valid?
61686
Noether's first theorem and classical proof of electric charge conservation
45283
Why don't virtual particles violate conservation of mass/energy?
99467
How can I prove that the four-momentum of relativity is conserved like in classical mechanics?
116286
Karate and Newton's 3rd law
146039
Is it always possible to define energy of a system?
4421
Proof that total derivative is the only function that can be added to Lagrangian without changing the EOM
147954
Relation between power and energy
1031
When does Hamiltonian equals to energy of the system?
139212
Can the double pendulum equations not be derived solely using Newtonian Mechanics (Newton's Laws of Motion)?
54898
Does Noether's theorem also give rise to quantities conserved over space?
122902
Kinetic energy conservation in a collision
44040
Is energy really conserved?
47638
Mass and Newton's Second Law
121192
Proof of Lorentz contraction?
90926
Conservation of energy in Lenz's law