Showing posts with label The Development of Atomic Theory. Show all posts
Showing posts with label The Development of Atomic Theory. Show all posts

Tuesday, October 26, 2010

The Development of Atomic Theory

The notions about atoms has begun since 2500 years ago. In year 400 BC, a Greek phiosopher named Democritus stated that substances are composed by very small and unseen particles. Democritus called them atomos, which in Greel language means 'unable to be divided'.