How do matter and light interact? This lecture is the first of two that
will explore the interaction between light and ordinary matter, and how
we measure that with spectroscopy. This lecture introduces the idea of
internal energy as quantified by the temperature on the Absolute Kelvin
scale, and Kirchoff's empirical Laws of Spectroscopy. We will deal
pr ... Show More
Oct 2007
Lecture 23: Worlds Within - Atoms
What is ordinary matter made of? This lecture reviews the basic
properties of matter from subatomic to atomic scales, introducing atomic
structures, atomic number and chemical elements, isotopes,
radioactivity, and half-life, ending with a brief overview of the four
fundamental f ... Show More
41m 25s