An indexing page from Georgia State University Physics Department which includes links to various other pages with information pertaining to thermal expansion. From expansion coefficients to equations to calculation and practice pages,...

The concept of area expansion is presented and explained. An equation for calculating the amount of area expansion is provided.

The operation of bimetallic strips is explained and illustrated. The principle of thermal expansion is related to their operation. A link to applications of bimetallic strips is provided.

Discusses the methods the human body uses to regulate body temperature. Includes links to the four external heat transfer mechanisms (radiation, conduction, convection, and evaporation of perspiration).

Discusses perspiration in the context of physics.

A very comprehensive site organized well with many topics dealing with AC circuits.

A really nice (and short) dual article, on Parity and on Nonconservation of Parity. With diagrams and equations, but does not overwhelm.

At the bottom of this page from the Georgia State University, you will two real-world applications of the Laws of Sines and Cosines (in the context of velocity vectors.)

This site from Georgia State University gives information on the transitions of electrons between energy levels. The energy levels for electrons in the hydrogen atom are discussed. The Rydberg equation is stated and electron transitions...

Two wave graphs depicting a sine wave and relating the various characteristics (wavelength, amplitude, frequency, and period) of a wave to each other. The site includes an interactive JavaScript form in which the visitor enters one...

Online physics text that illustrates and explains the various characteristics of waves such as amplitude, period, frequency, wavelength, and speed. Includes interactive exercises.

Physics lab definition of air fiction. Part of a hypertext physics course on sound.

This site from Georgia State University discusses the location of visible light on the electromagnetic spectrum. Includes the wavelength values for various colors of light within the visible light spectrum.

This site from Georgia State University discusses the meaning of the terms hue, saturation and brightness. Thorough, meaningful explanations and outstanding graphics.

An indexing page from Georgia State University for a variety of other pages associated with color vision. Pages are filled with meaningful graphics and thorough explanations.

This site from Georgia State University is an indexing page for several other pages on the topic of reflection. Topics are treated in an understandable manner and utilize meaningful graphics.

A discussion from Georgia State University of different types of mirrors and the images which they create. Discusses different instruments which use mirrors to produce images.

This site from Georgia State University discusses the means by which mirrors and lenses are combined to produce an optical instrument which accomplishes a specific purpose. Good illustrations.

At this site from Georgia State University Physics Department the operation of a telephoto lens is discussed. The refraction of light through the lens is shown and a link to a calculation page is provided.

A scale model of the human eye is shown. Information about the parts of the eye and the common defects that result from its malfunctioning.

This physics department site provides a definition and explanation of the phenomenon of total internal reflection. Includes a diagram and an equation for calculating the critical angle for light approaching a surface.

At this site from Georgia State University Ohm's law is stated in words and using equations. A JavaScript form allows for multiple practice problems with instant feedback and reinforcement. Kirchoff's current law is stated and...

Electrical currents and voltage are defined and illustrated.

Charles' law is derived from the ideal gas law. An equation of the ideal gas law under pressure constraints is given and the derivation is explained.