Scientist Timeline By Connor158910 400 BCE Democritus https://docs.google.com/a/sydstu.catholic.edu.au/document/d/1ByEA2h4LBNZA7nhp9Uz_iZf30GJvnXxSovL5SJEbiMs/edit?usp=sharing 1808 John Dalton https://docs.google.com/a/sydstu.catholic.edu.au/document/d/1YWmsuBX3QBNoRUc37cIreVxP83xpYZLrzRNABLFMerM/edit?usp=sharing 1897 Sir J.J. Thomson https://docs.google.com/a/sydstu.catholic.edu.au/document/d/1l4eLUTEKURTIimds3f3GhFJ15ps_NJPXxWCXDzpdsAw/edit?usp=sharing 1911 Lord Rutherford https://docs.google.com/a/sydstu.catholic.edu.au/document/d/1HWM_zfymJw_9Z0cQQqdNUvtGCDK4XMzbm7GAu5twAbQ/edit?usp=sharing 1913 Niels Bohr https://docs.google.com/a/sydstu.catholic.edu.au/document/d/1nNV2E1InvPm4OX1NUYyq-1aBtK5AmQtcUGB6VgCZ9s4/edit?usp=sharing 1932 Sir James Chadwick https://docs.google.com/a/sydstu.catholic.edu.au/document/d/1D9kO6eBUQN_bX3FO2DTDXSIG0JWdbDerdQo9RbNPrUE/edit?usp=sharing 2017 Today We use the Chadwick–Bohr model of the atom as it is the most consistent with what scientists observe happening in their experiments. However, there are still a few things that even this model does not cover/explain