Cat Falls Off a Building Why is it that a cat that falls from the top of a 50 story building will hit the ground no faster than if it fell from the 20.
CHAPTER 4/25 Atomic Structure Nuclear Chemistry. A Long, Long Time Ago… Greek Philosophers 4 elements are Earth, Water, Fire, and Air Aristotle - first.
Dalton’s Atom Note: Atomic Weights are Incorrect.
In 1909, an undergraduate, Ernest Marsden, was being trained by Dr. Hans Geiger. To quote Rutherford (in a lecture he gave much later):
Catalyst IN YOUR JOURNAL! 1. What are the two subatomic particles found in the nucleus? 2. What is the charge of a proton? An electron? 3. How do you.
History and Structure of the Nuclear Atom. The Atom smallest particle of an element that retains all properties of the element.
Development of Atomic Theory The Scientific Method in Action.
Physics 3313 - Lecture 9 2/23/20091 3313 Andrew Brandt Monday February 23, 2009 Dr. Andrew Brandt 1.The Electron 2.Rutherford Scattering 3.Bohr Model of.
Upper 6th – Unit 5 Nuclear Physics. Ideas about Atoms Timeline 400 BC – Democritus – idea of atomismDemocritus 1803 AD – Dalton – elements made of atoms.
Introduction to Atoms Chapter 11 Material on Midterm.
CTEQ 2006 Heavy Ion Collisions David Hofman UIC. CTEQ 2006 Setting the Stage.
Atoms, Elements, and the Periodic Table Chapter Four.