The Physics Classroom

Description: The Physics Classroom is an online interactive tutorial of basic physics concepts. The lessons use an easy-to-understand language to present common physics principles discussed in a first-year high school physics course.

Keywords: physics, multimedia, Classroom, tutorial, interactive, high school, motion, kinematics, Newton's Laws, vectors, projectiles, momentum, energy, circular motion, relativity, Einstein, electricity, waves, sound, light, interference, reflection, refraction, optics, roller coasters, Kepler, planetary motion

Physicsclassroom.com has 2 URLs listed in 3 Dmoz categories.

The Physics Classroom
Tutorials and practice exercises for high school physics. Includes animations, diagrams, and multimedia examples.
http://www.physicsclassroom.com/
Top/Kids_and_Teens/School_Time/Science/Physics

The Physics Classroom - Sound Waves and Music
The sound section of a more diverse site. Contains lots of information and fully explained diagrams. Check your understanding with a quiz at the end.
http://www.physicsclassroom.com/Class/sound/
Top/Kids_and_Teens/School_Time/Science/Physics/Sound_and_Acoustics

The Physics Classroom
An online interactive tutorial of the basic physics concepts discussed in a first-year high school physics course.
http://www.physicsclassroom.com/
Top/Science/Physics/Education/Tutorials