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It isn't known whether the mass-energy of the Universe is changing. Normally, mass and energy are conserved, but it isn't currently known for sure whether this also applies when the General Theory of Relativity is used - which has to be applied when analyzing the Universe as a whole. It seems that it is tricky to even define an "energy function", i.e., assign a definite energy, to a system when using the General Theory of Relativity. This probably doesn't mean that you can use this to get "free energy", only that energy isn't as clearly defined as in classical physics.

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Is the total mass and energy in the universe constantly changing?

The total mass and energy in the universe are considered constant according to the law of conservation of mass-energy. While mass can be converted to energy and vice versa, the total amount remains the same. This principle is a fundamental concept in physics.


What does the total amount of energy and mass equivalent energy in the universe never do?

The total energy and mass-energy equivalent in the universe remains constant. This principle is known as the conservation of energy and mass-energy equivalence, as stated by the law of conservation of energy in physics.


How does changing the initial mass of the copper affect how much energy it has?

Changing the initial mass of the copper will affect the total amount of energy the copper has. More mass means more particles requiring energy for movement and vibration, resulting in a higher total energy. Conversely, less mass will result in lower total energy due to fewer particles needing energy for motion.


What are the basic principles of the universe such as the conservation of mass the conservation of energy and?

The basic principles of the universe include the conservation of mass, which states that mass cannot be created or destroyed, only transformed. The conservation of energy posits that energy is constant in a closed system, changing from one form to another. These principles are foundational to understanding the behavior of matter and energy in the universe.


Is the total amount of energy in the universe constant?

There is no known principle that allows mass/energy to be created or destroyed. Theoretically, the total amount of mass/energy in the universe must remain constant. Note: the ability to derive work from energy depends on irregularities in the distribution of mass/energy throughout a volume. As entropy increases, mass/energy will dissipate throughout a given volume, and the ability of that energy to produce meaningful work diminish.


How much of the universe matter does the sun contain?

The Sun contains about 99.86% of the total mass of the solar system, which itself comprises a tiny fraction of the total mass of the universe. In terms of the universe as a whole, the Sun's mass is negligible, roughly estimated to be around 0.0000000000005% of the total mass-energy content of the universe. Thus, while the Sun is the dominant mass in our solar system, it represents an extremely small portion of the entire universe's matter.


According to what the universe's total amount of energy does not change?

It is because of the law of conservation of mass and energy, which states that the total amount of energy and mass in a closed system remains constant. This is because of Noether's Theorem. It states that some value in a symmetrical and closed system remains constant. Because of this, the mass and energy content of the universe remains constant as long as the laws of physics in it remain constant.


What accounts for most of the mass in the universe?

Current theory states that it's "dark energy".


How much is outer space mass?

The total mass of outer space, often referred to as the mass of the universe, is estimated to be around (1.5 \times 10^{53}) kg. This includes both visible matter, such as stars and galaxies, and dark matter, which makes up about 27% of the universe's total mass-energy content. Additionally, dark energy constitutes about 68% of the universe, contributing to its overall dynamics but not its mass in the conventional sense. However, precise measurements remain challenging due to the vastness and complexity of the universe.


Does the total energy of the universe stay constant?

According to the law of conservation of mass, the energy in the universe does not gets created or destroyed. It just transforms from one form to another. Hence the total energy in the universe is uniform.


What Matter in the universe that is undetectable but has mass is called?

Dark matter. It is theorized to make up approximately 27% of the universe's total mass-energy content. Its presence is inferred from its gravitational effects on visible matter.


Does burning wood violate the law of conservation of energy?

No, nothing can violate the law of conservation of energy, it's a law! Energy can convert to mass, and mass can convert to energy, but the overall total of mass and energy in the universe is constant.