Formulate the law of universal gravitation. For which bodies is it valid?

The force of gravitational attraction of two particles is directly proportional to the product of their masses and inversely proportional to the square of the distance between them.
For bodies whose dimensions are small compared to the distance between them.

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.