Why are bodies weightless inside a spaceship in free flight?

The spacecraft and the bodies in it fall to the Earth with the same acceleration, as a result of which the support reaction for the bodies disappears. This is perceived as weight loss. This state is called dynamic weightlessness.

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.