The development of atomic models
The human's nations about the universe and the matters within the universe have developed since long time ago. For example, in the ancient Greek period, philosophers had already thought about the matter structures triggered by the notion dealing with the division of matter into smaller parts. The notions and ideas with the structures of matter always grows and produces many important concepts which are very useful for the life of mankind in the present day. One of the important concepts as a result of the human's notions dealing with matters is the concept of atom. https://drive.google.com/file/d/1Y7ZDwznSEjdW6_8VDw9tvG_N7Dh0pQ8A/view?usp=sharing