A passenger in a train carriage, while parked, noticed that the train on the next track began to move slowly. What guess can the passenger make? How can I check it?
The train could start moving on the next track, train with. passenger, as well as both trains at the same time. To determine whether a train with a passenger is moving or not, you can look at the people on the platform.
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.