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In layman's terms, something with a very high density collides with something with a low density, and of course, something with a low density is absorbed by something with a high density. The density is high and the gravitational force is large, like a magnet, which sucks it. The physical meaning is that if the mass of the planet is m, the distance from the sun is r, and the period is t, then from the equation of motion, the force on the planet is mr 2=mr(4 2) t 2 A black hole is a substance with a mass close to 0, but the mass is so large that the gravitational pull is very large, so it can absorb the energy of nearby stars.
In short, a black hole is an absorber formed after the death of a star, which shrinks sharply and has a very large gravitational pull, so it absorbs planetary energy.
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The black hole is the densest (and most massive) celestial body in the universe that has been observed so far, and the strong gravitational field can attract all the surrounding matter, including photons, and then "swallow" it, note that the swallowing here does not refer to absorbing the energy of matter, but to merge it into a whole, and there is a theory that the matter sucked by the black hole will be released in another space of the universe through the white hole.
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Instead of absorbing planetary energy, but at a very close point to the black hole, the object will be split apart and time will stop. The object loses momentum and has to be sucked into it by the gravitational pull of the black hole. In other words, black holes break all laws of physics.
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If the mass of the planet is m, the distance from the Sun is r, and the period is t, then from the equation of motion, the magnitude of the force on the planet is mr 2=mr(4 2) t 2
A black hole is matter with a mass close to zero, but it's so massive that it has a lot of gravitational pull, so it can absorb energy from nearby stars.
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You must not have studied physics well, and you should ask this kind of question, I advise you to read Stephen Hawking's "Universe in the Shell".
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A black hole cannot absorb a planet with the same mass.
Black hole is a kind of celestial body in the universe in the modern general theory of relativity, and the gravitational pull of the black hole is very large, so that the escape speed in the event horizon is greater than the speed of light, and it is a celestial object with a curvature of space-time that no light can escape from its event horizon.
In 1916, the German astronomer Carl Schwarzschild calculated a vacuum solution of Einstein's field equation, which showed that if the actual radius of a static spherically symmetric star is less than a fixed value, a strange phenomenon will occur around it, that is, there is an interface - "event horizon", once entering this interface, even light cannot escape.
This value is called the Schwarzschild radius, and this "incredible celestial body" was named a "black hole" by the American physicist John Archibald Wheeler, and the black hole cannot be directly observed, but its existence and mass can be known indirectly, and its effects on other things can be observed. Information about the existence of a black hole can be obtained by emitting X-rays and "edge information rent" of rays due to friction caused by the acceleration caused by the gravitational pull of the black hole before the object is sucked in.
Introduction to the evolution process of black holes:
A black hole is a singularity with infinite density, infinite curvature of space-time, infinitely small volume, and infinite heat in the center, and a part of the surrounding empty celestial region, which is not visible within the scope of this celestial region. According to Albert Einstein's theory of relativity, when a dying star collapses, it will gather into a point where it will become a black hole, swallowing all light and any matter in the adjacent cosmic region.
The creation of a black hole is similar to that of a neutron star: when a star is preparing to perish, the core of a star rapidly shrinks and collapses under the force of its own gravity. When all the matter in the core turns into neutrons, the contraction process immediately stops, and it is compressed into a dense star, which also compresses the space and time inside.
But in the case of black holes, the mass of the star's core is so large that the contraction process goes on endlessly, and even the repulsion between neutrons cannot be stopped. The neutrons themselves are crushed into powder by the attraction of the squeezing gravity itself, leaving behind a material of unimaginably high density. The gravitational pull of the roll is created due to the high quality, so that any object that comes close to it will be sucked into it.
The above content reference: Encyclopedia - Black Hole.
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Black holes are one of the most mysterious and terrifying beings in the universe, and they have a huge gravitational pull that can swallow everything into them. However, a black hole cannot eat all the planets, it has some limitations. First, a black hole can only swallow matter that is close to it, and if the planet is too far away from the black hole, then it can safely exist.
In addition, black holes can only swallow matter that is caught by gravitational capture, which means that only planets that are too close to the black hole to escape will be swallowed. If the planet orbits farther away, then it will not be affected by black holes.
Second, black holes also don't work for some specific types of planets. For example, some planets contain too much gas in their composition, and if they land in a black hole, they will be burned up due to friction and cannot enter the black hole. In addition, some rare planets with heavy elements are also protected from the threat of black holes due to their composition and distribution.
This is because the material composition of these planets is not the same as that of other planets, and they are not easily captured by black holes.
In short, despite its mysterious gravitational pull, black holes also have many limitations. One should not worry too much about the threat of a black hole to the universe and humanity, as it also needs to meet some specific conditions in order for it to work. At the same time, studying black holes can help us better understand the evolution and development of the universe and reveal which planets and matter are more susceptible to the effects of black holes.
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Yes, a stellar black hole can suck planets like the Sun and the Earth into it. Even planets larger than the Sun can suck it in.
Black holes devour planets are not swallowed in one bite, but take a long time, little by little.
When a black hole approaches a huge star, the gravitational pull of the black hole pulls a portion of the material from the outside of the star out of the star, forming a long stream of matter that revolves around the black hole to form a suction disk. With each rotation, the flow of matter comes a little closer to the black hole until it is engulfed by the black hole. Before being engulfed by a black hole, the flow of matter can be close to the speed of light and emits intense X-rays and gamma rays.
Little by little, the black hole pulls stellar matter around itself and eats it little by little. Every time some matter is eaten, the black hole becomes more massive and has a stronger gravitational pull.
However, it is safe to know that there are no such black holes in the observable surroundings of the Sun and Earth.
Here's an image of a black hole devouring a star.
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No, because the sun is so big, that is, our earth is equivalent to a small ping-pong ball, how can it be? When the sun was very close to him, 15 million degrees Celsius was playing as hot as during the day.
It doesn't turn into a red giant, it's just that the shell expands, time collapses, the curvature of space is nearly infinite, parallel worlds collapse, and the white hole theory appears.
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