The eye and its common defects are discussed along with corrective measures.

The meaning and cause of refraction--as well as Snell's law of refraction--are discussed. Includes an interactive problem-solving form in which visitors relate angles of refraction to the incident angle and the indices of refraction.

This physics department site explains how prisms work and their purpose in the dispersion of light. Explains the angle of deviation and includes an interactive form in which visitors calculate the angle of deviation and receive immediate...

This physics department site explains how prisms work and their purpose in the dispersion of light. Explains the angle of deviation and includes an interactive form in which visitors calculate the angle of deviation and receive immediate...

This physics department site explains how prisms work and their purpose in the dispersion of light. Explains the angle of deviation and includes an interactive form in which visitors calculate the angle of deviation and receive immediate...

The phenomenon of light dispersion is explained with a formula and a practice form for calculating Abbe's number.

A page describing the concept of temperature and temperature scales. An interactive JavaScript form allows the visitor to investigate the relationship between the Kelvin, Celsius and Fahrenheit scales. Simply enter a value and allow the...

An indexing page which includes links to a wealth of pages detailing the conceptual meaning of temperature. A hypertext format allows the visitor to quickly gain access the desired information.

An indexing page which includes links to various other pages with information pertaining to thermal expansion. From expansion coefficients to equations to calculation and practice pages, this is a great location from which to launch a...

An indexing page which includes links to various other pages with information pertaining to thermal expansion. From expansion coefficients to equations to calculation and practice pages, this is a great location from which to launch a...

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

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

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.

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

This site from Georgia State University defines electric potential energy and relates it to the concept of electric potential. Discusses the idea of a reference point or a qero potential location.

This site from Georgia State University defines electric potential energy and relates it to the concept of electric potential. Discusses the idea of a reference point or a qero potential location.

This site from the Georgia State University explains the concept of electric potential about a point charge or combination of severat point charges. An interactive JavaScript form allows the visitor to investigate the effect of distance...

This site from the Georgia State University explains the concept of electric potential about a point charge or combination of severat point charges. An interactive JavaScript form allows the visitor to investigate the effect of distance...

This site from the Georgia State University explains the concept of electric potential about a point charge or combination of severat point charges. An interactive JavaScript form allows the visitor to investigate the effect of distance...

At this site from the Georgia State University, the equipotential lines around several different configuration of charges are shown and described. Excellent graphics and clear discussion.

At this site from the Georgia State University, the equipotential lines around several different configuration of charges are shown and described. Excellent graphics and clear discussion.

At this site from the Georgia State University, the equipotential lines around several different configuration of charges are shown and described. Excellent graphics and clear discussion.

At this site from the Georgia State University, the equipotential lines around several different configuration of charges are shown and described. Excellent graphics and clear discussion.