What do you know about İSS (international space station)?

in #life7 years ago

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Do you know that there is such a thing as gravity ?And the international space station?

The international space station is about 410-450 kilometers above the Earth, where the gravitational force is only 10 percent below what we actually experience on our planet. So, this is quite enough for the station to fall to Earth. So what do you think?why does not it fall?

Now i will tell you true that the ISS is actually falling. However, due to the fact that the speed of the fall of the station is almost equal to the speed with which it moves around the Earth, it means that,it falls in a circular orbit. I mean that, thanks to the centrifugal force, it falls not sideways, but sideways, that is, around the Earth and i know its hard understand. By the way,the same thing happens to our natural companion, the Moon. It also falls around the Earth. The centrifugal force that occurs when the Moon moves around the Earth compensates for the gravitational force between the Earth and the Moon.

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Moreover, the constant fall of the ISS actually explains that why the crew on board is in zero gravity and despite the fact that gravity inside the station is present. Since the speed of the ISS fall is compensated by the speed of its rotation around the Earth, the cosmonauts, while inside the station, do not actually move anywhere and its really hard. Actually, they just hover. Nevertheless, the ISS is decreasing from time to time, approaching the Earth and to compensate for this, the control center of the station adjusts its orbit, briefly starting the engines and outputting to the previous height.

Thankyou for reading.

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