Please make sure you play the Video before clicking the links below.
- Introduction to Excitatory Topics in Physics
Instructor Nick DiBella introduces himself and briefly discusses the course contents and format.
- What is Physics?
General definition of physics as a collection of laws that describe everything. Isaac Newton and classical mechanics. Max Planck and classical electromagnetism. "Ultraviolet catastrophe." Definition of energy.
- Modern Physics
Major developments in physics during the 20th century, including quantum mechanics, special relativity, and general relativity.
- Walking Through a Wall
Quantum physics predicts that there is a chance that a person could walk through a wall; Nick tests this prediction, without success.
- Special Relativity
Definition of the two postulates of special relativity. Definition of an inertial observer.
- Relativity Demonstration
Simple demonstration of relativity of two people walking at different constant speeds. Invariance of the speed of light.