This activity describes the basic structure of an atom using an edible model and explains the quantum mechanical nature of the atom. For example, originally, each electron orbital was pictured as having a specific...

A unit that discusses some physics: the lever, density, buoyancy, the continuity equation, dynamic similarity, the difference between units and dimensions, the Reynolds number, the Froude number, and the Mach number....

This resource will demonstrate the inverse square law to students and will show that this law applies to both the intensity of light and the force of gravity. The relative amount of sunlight received in the vicinity of...

The Mathematical Physics Electronic Journal is a refereed periodical that publishes papers in mathematical physics and related areas. Articles are presented in the form of a single postscript file. Cover pages, tables of...

This webpage offers a doctoral dissertation in which the author proposes a theoretical framework to analyze and describe students' mathematical thinking in physics. The author addresses two particular questions. What are...

This NASA site provides an introduction to black holes, including how black holes form and how they can be detected. Numerous links provide additional information. The site also contains a fun multiple-choice quiz, cool...

This interactive phasor page allows you to control the values of a rotating phasor and see a visualization of each change that is done. You can control: one, pos/neg, two, beats, delta, sawtooth, square, triangle, time,...