Do you know any invariant velocity? What is it equal to?
October 29, 2020 | Education|
The speed of light in a vacuum: c = 3 * 10 ^ 8 m / s.
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.