1 янв 450 г. до нашей эры - Empedocles 450 BC Empedocles came up with the 4 elements model. His theory proposed that everything was made up of combinations of 4 elements which are Water, Earth, Fire and Air. He tested his ideas experimentally and was able to show that air existed.

Описание:

Empedocles came up with the 4 elements model. His theory proposed that everything was made up of combinations of 4 elements which are Water, Earth, Fire and Air.
He tested his ideas experimentally and was able to show that air existed.

Добавлено на ленту времени:

Дата: