Напишите плюсы и минусы онлайн-уроков ( интернет уроков) и их пояснение. например не просто портится зрение к примеру ,а так как студенты смотрят онлайн уроки , то у них может испортиться зрение и.т.д)) зарание

Pluses online lessons:
Online lessons is the perfect solution for all adults who want to learn. In general, for all those who study other than a lot of other serious responsibilities . Ability to create a flexible and convenient schedule classes.Save . Even if paid online lessons , they are still cheaper. It also saves time and effort , which is usually spent on the road to reach the conventional learning .Learning is fun and allows you to apply rich media material , whereby the absorption of the material is better.Exception of personal contact with the teacher and other students , in some cases, help get rid of psychological discomfort .Cons online lessons:
- The lack of influence of the teacher on the student , thereby losing control and efficiency of employment often .
- Mental discomfort and learning material deterioration due to lack of physical interaction . Facial expressions and gestures of the teacher , as well as his voice , too, involve memorizing material.
- The need for high-quality Internet connection to employment is not interrupted and the maximum benefit and efficiency.
Note: If you are interested in the starry sky from the point of view of science, the presentation will be useful for astronomy. Such presentations can be very useful and informative