Craters are formed mainly as a result of the fall of meteorites on the surface of a celestial body. Fortunately for us, the inhabitants of the Earth, most of the potential meteorites do not reach the surface of our planet, burning up in the atmosphere, you have all seen this process more than once as a meteor flight. And the craters on the surface of our planet are much smaller than on the Moon and other celestial bodies, devoid of an atmosphere and not protected from constant meteorite bombardment.
Remember: The process of learning a person lasts a lifetime. The value of the same knowledge for different people may be different, it is determined by their individual characteristics and needs. Therefore, knowledge is always needed at any age and position.