Lectures on Physics
has been derived from Benjamin Crowell's
Light and Matter
series of free introductory textbooks on physics. See the
editorial
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Index
Editorial
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Preface
Newtonian Physics
Conservation Laws
Conservation of Energy
Simplifying the Energy Zoo
Work: The Transfer of
Mechanical Energy
Conservation of Momentum
Conservation of Angular
Momentum
Introduction
Conservation of Angular
Momentum
Restriction to rotation in a plane
Angular Momentum in
Planetary Motion
Two Theorems About
Angular Momentum
Torque
Torque distinguished from force
Relationship between force
and torque
The torque due to gravity
Equilibrium
Simple Machines: The Lever
Proof of Kepler’s Elliptical
Orbit Law
Examples
A figure skater pulls her
arms in
Changing the axis
Earth’and moon
Colliding asteroids
A system with its center
of mass at rest
Angular momentum of a
rigid object
Torque and the direction
of the force
Gravitational torque
on an arm
A flagpole
Art!
An application of calculus
Summary
Discussion Questions
Homework Problems
Thermodynamics
Exercises
Vibration and Waves
Electricity
Optics
Modern Physics
Appendix
Last Update: 20110323