What is a day? Under what conditions can the duration of the earth’s day change?

Day – time, which is equal to the complete revolution of the Earth around its imaginary axis. The duration of the earth’s day can change with a decrease or increase in the speed of rotation of the earth around its axis.



One of the components of a person's success in our time is receiving modern high-quality education, mastering the knowledge, skills and abilities necessary for life in society. A person today needs to study almost all his life, mastering everything new and new, acquiring the necessary professional qualities.