Why do the molecules of gases that make up the atmosphere, moving in all directions, do not leave the Earth?
| August 16, 2021 | education
In order for the molecules of gases that make up the atmosphere to leave the Earth, they need to have a very high speed (not less than 11.2 km / s) – this is the so-called second cosmic speed. The speed of most molecules of the Earth’s air envelope is much less than this speed, so they are “tied” to the earth.
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