1 History of the Atom atom n. A unit of matter, the smallest unit of an element, consisting of a dense, central, positively charged nucleus surrounded.
ATOMIC THEORY In 460 B.C., a Greek philosopher, Democritus, develop the idea of atoms. He asked this question: If you break a piece of matter in half,
The Structure of the Atom: A Journey Inside the Atom In this image made by a scanning tunneling microscope (STM), individual silicon atoms on the surface.
Developing an Eye for Form a talk by John Blackwood Science Conference #3 At Stourbridge, UK 9.00am to 11.00 am, Saturday 17 th February 2012.
