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First of all, we must know that history cannot be assumed.
The question of what was before the formation of the universe may only have theological significance. The universe is existence, and the so-called meaning of existence can only be the meaning of the existence in the universe to the universe.
The Big Theory is just a theory today, and we don't know if it really describes our universe perfectly.
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Of course, without that ** there is certainly not everything now. But no one knew what it was before. If you know the meaning of existence, you don't need to study physics.
It is recommended to see how the universe works and solve a lot of problems.
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The universe was preceded by an infinitesimal singularity, and without that **, there would be no universe.
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Before the universe? There should be something, how can you ** without something! I think something must have caused this object to **form, or maybe it didn't happen for no reason**, or before that there was an energy out there that was absorbing like a black hole, and finally the energy was full, resulting in** As for the planet and life, it could have been an accident that caused this wonderful miracle!
The above is pure fiction and my own fiction
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The universe was still the universe before, but the form of existence was different, such as firecrackers, you said it was not what it was like before, right, since it has changed, then it must be affected by external forces, if these things want to be solved, I'm afraid it will have to wait for centuries, it is a personal opinion, if you can, give points, hehe.
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**Before the universe did not exist, time and space did not exist, the meaning of his existence is, that is, let us ask this question...
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It is disorderly and chaotic, only energy is there, please go to the Life Zen Institute to read "Cosmic Time and Space Chapter".
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It was all an endless array of stones, and finally they collided and merged to form several planets, and the current meteorites will slowly form planets after tens of millions of years, or attract and merge with other planets.
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There is no time and no space in the vastness.
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There is no universe, nothing, not even space, no time.
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It should be a piece of sand in the whole space, hehe.
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The universe was formed like this, about 15 billion years ago, all the matter was together, but the big ** happened, and all the matter spread outward.
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Now the most reliable conclusion is that the universe was formed in the big **, but scientists don't seem to have verified it.
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Now there is a saying that the universe was formed, and I am personally inclined to this statement. The universe began as a huge substance, which was produced as the temperature and intensity increased, and the matter evolved into the current universe.
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At that time, the universe was just a point, called a singularity. You can imagine how small it is, it's just a point on a number line or a function image, a point that exists theoretically. In the singularity, space is extremely curved (the curvature of space is infinite), time has no meaning (imaginary time), and the elements have not yet formed (chaos).
It is infinitely dense and has a mass of the entire universe.
Hawking said that the universe before the big ** was a universe of imaginary numbers, and the so-called imaginary numbers were to square negative numbers. I don't know how to understand the world of imaginary numbers, and most people probably don't know either. However, this state of the universe certainly manifests"Chaos".
The existence of the singularity is still a question in itself, so it is too difficult to discuss this issue.
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?Painting? Film? Synopsis of the sequel book.
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The original source of the universe is a singularity, the so-called "cosmic egg", which condenses all the mass energy of space-time and gives birth to everything in the future material world, including celestial bodies and life. About 15 billion years ago, the cosmic egg suddenly exploded in an unparalleled large**. The big ** shocked out of time and space, the material world broke out of the shell, and the era of cosmic history began.
In the newly born universe, space grew from nothing and skyrocketed, and after only 10-32 seconds, it exploded to a diameter of about 1 light-year. In 1
In seconds, due to the extremely strong high-energy radial body produced by the large ** evenly filling the entire space, the universe became a furnace with a high temperature of 10 billion k, and all matter was boiled into a pot of elementary particle soup.
Immediately afterward, a raging primordial cosmic storm began, with a violent collision between the elementary grains, which melted into the protons to form helium nuclei. This process continues for about three minutes until all neutrons are depleted. About 22% of the mass of the material is polymerized into helium nuclei, and the rest of the material is almost non-polymerized protons, that is, hydrogen nuclei, and only a few parts per 100,000 belong to the isotopes helium-3 and deuterium, and a few parts per billion belong to lithium.
Primitive nebula formation.
The production of the primordial matter (mainly about 78% hydrogen and 22% helium) that built the primordial universe was completed in the first three minutes of the history of the universe; After that, due to the cooling of the expansion surface of the universe, such a large-scale nuclear synthesis process could no longer occur, and small-scale nuclear synthesis could only wait until after the creation of stars. The space of the nascent universe is filled with extremely strong, high-energy radiation, and the heat is amazing. The proto-mass hydrogen and helium nuclei are evenly distributed throughout space, and the gravitational pull between them is so weak that it is far from enough to overcome the enormous diffusion and radiation pressures, so the columns are condensed into clumps.
It seems that in order to break this state of even distribution of matter, there is still a sufficient degree of cooling of the Zhu universe.
300,000 years have passed, and the temperature of the universe has dropped to 4,000 K, but its uniform state is still the same; In the past 10 million years, the high-energy radiation in the universe cooled into microwave background radiation, the hydrogen nucleus and the pseudo-nucleus formed their own atoms, and the gravitational force between the atoms finally defeated the diffusion pressure and radiation pressure, and gradually formed a dense area of matter under its action, and continued to shrink towards the center; This is how the primordial nebula was formed. 10 million years after the birth of the universe, a huge primordial nebula composed of two elements of hydrogen filled the space, although very thin, but it showed that the cosmic matter was no longer in a state of uniform distribution, which foreshadowed a starry future in the universe.
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