Transcript Exemp-1x

Elements of the
same atom are
exactly alike
Atoms are “uncut table”.
1803 Dalton
Atoms of the
same element
are exactly alike.
He conducted the
cathode-ray tube
experiment.
1897 Thomson
440BCE
Democritus
Zhou Kao Wang becomes King of
the Zhou Dynasty of China
March 9 Aargau becomes
a Swiss canton
March 13th USD is found
Sigma Pi is found on
Feb. 26th
A large surplus of food hits Rome
July 23 Robert Emmet’s
uprising in Ireland begins
Jan. 2nd AOP is found
Early medieval period
Sept. 20th Emmet dies
There are small,
negatively charged
particles inside an
atom.
Atomic structure
theory led to the
plum-pudding model.
There is a small, dense,
positively charged nucleus.
Electrons travel in certain
paths or energy levels.
Atoms contain mostly empty space.
His model had electrons
surrounding the nucleus at
a distance.
1909-1911 Rutherford
1909-1998 on Jan. 2nd
was when Goldwater
came as an American
Politician
May 31st 1910 UOSA is
created
March 18th, 1911 is the
first International
Women's Day
1913 Bohr
Jan 17th Raymond
Poincare elected
president of France
New York is rebuilt on
Feb 1st 1913
December 23rd The
Federal Reserve is created
by Woodrow Wilson