Free and Creative Commons e-Books on Physics by Benjamin Crowell

Picture of Ben from http://www.lightandmatter.com/area4author.html

Great News! free e-Books on Physics by Benjamin Crowell license under Creative Commons Attribution-ShareALike.
Free means Great for people who cannot afford to buy books
Creative Commons Attribution-ShareALike means Teachers and students can edit and customized the book as long as they attribute Benjamin Crowell as original author and share back as Creative Commons Attribution-ShareALike or any other compatible licenses.

this is the future!



http://www.lightandmatter.com/books.html

The Light and Matter Series

This series of six books is intended for a one-year introductory course of the type typically taken by biology majors. Algebra and trig are used, and there are optional calculus-based sections.

* 1. Newtonian Physics
* 2. Conservation Laws
* 3. Vibrations and Waves
* 4. Electricity and Magnetism
* 5. Optics
* 6. The Modern Revolution in Physics

Other books: calc-based physics, conceptual physics, calculus, general relativity.
Extras

* instructor's materials
* answer checker