How can energy be NOT conserved!!

Energy is not conserved in general relativity. (With caveats to be explained below.) The point is pretty simple: back when you thought energy was conserved, ...

How can energy be NOT conserved!! : r/AskPhysics - Reddit

The culprit is the same thing as described above, internal dissipation. Any slight vibration, oscillation, slodh, etc. in our non rigid space ...

Energy is NOT Conserved. Here's why | by Fermion Physics | Medium

We define energy as a quantity that is conserved when the Lagrangian of a physical system does not change over time.

Is energy really conserved? - Physics Stack Exchange

So, in general, Energy is not conserved in GR. As for quantum effects, Energy is conserved in Quantum Field Theory (which is a superset of ...

What is conservation of energy? (article) - Khan Academy

A ball rolling across a rough floor will not obey the law of conservation of energy because it is not isolated from the floor. The floor is, in fact, doing ...

Sean Carroll says that energy is not conserved. How can it ... - Quora

Theoretical physicist Lee Smolin argues that physical laws are valid within the universe, but cannot, in general, apply to the whole universe.

How can energy neither be created nor be destroyed? - Quora

According to law of conversation of energy, the total energy of an isolated system in a given frame of reference remains constant — it is said ...

Energy Conservation and Non-Conservation in Quantum Mechanics

The nice thing about this is: energy is completely conserved! Individual observers think that they witness the average energy changing, because ...

Why Is Momentum Conserved But Kinetic Energy Is Not? (with ...

Kinetic energy by itself is not conserved simply because energy can always change form – from kinetic to potential and back or to any other form of energy.

Strange but true: the expanding Universe doesn't conserve energy

And because the expanding Universe — through the very act of expanding — is no longer the same at all times, that means that it isn't time- ...

Energy is Not Conserved - Hilaris Publishing SRL

In Newton's third law, the energy is not conserved, which must be shocking, but it is actually the case [2]. According to Newton's third law, the force and ...

Conservation of energy - Wikipedia

Energy can neither be created nor destroyed; rather, it can only be transformed or transferred from one form to another. For instance, chemical energy is ...

How Our Universe Violates a Fundamental Law of Physics! Energy ...

... energy is really not conserved in the universe. Several observations confirm this. First is the expansion of the universe. Empty space has ...

Fact or Fiction?: Energy Can Neither Be Created Nor Destroyed

The law of conservation of energy, also known as the first law of thermodynamics, states that the energy of a closed system must remain constant.

Law of conservation of energy

This means that a system always has the same amount of energy, unless it's added from the outside. This is particularly confusing in the case of non- ...

Energy Is Not Conserved | Discover Magazine

When the space through which particles move is changing, the total energy of those particles is not conserved. It's not that all hell has broken ...

Is energy conserved or running out?

It is important to emphasise that while there is good evidence that suggests that energy is always conserved, in at least the great majority of ...

Why is/is-not energy conserved in these scenarios? - Physics Forums

Energy is conserved in scenarios where the system is isolated and there are no external forces acting on it. This means that the total amount of ...

Why don't inelastic collisions conserve energy? - Socratic

Because some of the original energy goes to doing work, of some kind, such that it is lost to the system. Explanation: Examples:.

Conservation of Energy -- does it ever not apply? - Physics Forums

Light DOES lose energy as it moves through the expanding universe. Red shifting represents a loss of energy. But that's not the point here. What ...