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Why does the moon revolve around the earth instead of the sun, which has a huge gravitational pull?

  • September 18, 2022
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Room Although we are constantly expanding our knowledge of the universe, we still know very, very little about our vast universe. standing among us planets It still remains

Why does the moon revolve around the earth instead of the sun, which has a huge gravitational pull?

Room Although we are constantly expanding our knowledge of the universe, we still know very, very little about our vast universe. standing among us planets It still remains a mystery in many ways. Between all these mysteries, various questions or scenarios come to life in the minds of those who use their imagination?

For example “Moon What would happen if it came to us one day?” you can browse. The question we will now focus on is: SunWhy pull the moon out of Earth’s orbit? can’t get?

Does the earth keep the moon around because it is closer to the moon than the sun?

I would have liked to have said yes to this question. Let’s end it here, but unfortunately not. of the planets gravity (ie the gravitational pull they exert on objects in space) is naturally affected by distance. But if we only focus on this, we miss the main factor that influences gravity: your mass himself.

The greater the mass of objects in space, the greater the gravity field and how much of this gravitational field? if you leave The more it will affect you, the weaker it will be.

The sun itself makes up 99.8 percent of our massive solar system:

solar system

The distance between the sun and the moon is many times greater than the distance between the earth and the moon. But the sun still gives the moon more than the earth does. 2 times more applies gravity. If the planets did not revolve around the sun, the earth would move towards the sun along with the moon at full speed. But we must not forget that we are in the solar system. we don’t stand still.

We move around the sun at a speed of about 107 thousand kilometers per hour:

earth and sun

In this context, we approach it at certain times and at certain times we move away from it. This way we don’t go there directly, and our distance stays stable. The moon also has a certain path that it draws in the Earth’s orbit with its speed. At the moment it is valid not only for the Earth, but also for every planet and star.escape speedWe need to look at the term ‘.

To completely get rid of the gravitational pull that an object exerts on you, you need to reach the escape velocity (or energy):

  • How fast would the rockets have to go to leave different planets?

The energy to be spent or the speed to be achieved, both the object itself and the depends on the mass of the object. Because as we’ve learned so far, mass and gravity are directly proportional. So the speed you have to reach to get out of Earth’s orbit will be more than enough to get off the Moon’s orbit, but because of the mass difference to get off that of Jupiter. not enough will stay.

The moon moves around the earth at about 1 kilometer per second:

Moon

In addition, since the center of gravity is further away from us, the speed it needs to escape from orbit is at this rate. will change. According to calculations made in some places, to get rid of the moon’s orbit 1.2 kilometers per second It must progress quickly. If this result, which varies with distance, is true, we can say that it is alarming that such a small difference has the potential to throw the moon out of our orbit.

In other words, we can ask the answer to our question as ‘The moon is not fast enough’. But The moon revolves around the earth, not the sun It would be wrong to say. Since both have gravity on the moon:

Earth, Sun and Moon

Simply put, it is clear that it orbits the sun along with the Earth. There are many variables in the calculations about this question, which is why: rough We have no choice but to tell you this, but this is the gist of the matter. You can share your thoughts in the comments section.

sources: Science ABC, Universe Today, Physics Lesson

Source: Web Tekno

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