3 янв 1897 г. - J.J. Thomson
Описание:
He did experiments which led him to believe atoms are made up of smaller particles. He developed a model called the plum pudding model. With this, he explained atoms are made up of positively charged materials with negatively charged electron charged scaterd throughout.Добавлено на ленту времени:
Дата:
3 янв 1897 г.
Сейчас
~ 127 г назад
