University of Texas at Austin
The University of Texas Mc Donald Observatory: Super Gelatin
Learners measure the angles of refraction of laser light traveling through gelatin, then plot their data to calculate the gelatin's index of refraction.
Texas Education Agency
Texas Gateway: Electromagnetic Spectrum
This tutorial explores using Planck's constant and the speed of light to calculate the wavelength, frequency, and energy of light.
Other
Ask Numbers: Measurement Conversion Calculators and Charts
What kind of unit conversion would you like to do? This site will allow you to do a multitude of conversions. Just click on the specific measurement you are needing to convert. It also provides a history of measurements and a chart of...
BBC
Bbc: Gcse Bitesize: General Properties of Waves
Light travels as waves. Waves can be described by their amplitude, wavelength and frequency. The speed of a wave can be calculated from its frequency and wavelength.
Science Struck
Science Struck: Kinetic Energy Formula
Explains what is meant by kinetic energy and demonstrates how to use the formulas for a point mass moving at less than the speed of light, for rotational motion, and for a mass moving at a relativistic speed. Includes interactive...