Curated OER
Reflection and Refraction
What is a prism? A place for light waves that commit minor refractions! The thorough resource includes three hands-on investigations covering light reflection and refraction; mirrors, lenses, and images; and optical systems. Subject...
Teach Engineering
When Silicon Talks
Explore Snell's Law using thin films. In the fifth installment of a seven-part series, pupils solve a set of problems relating to Snell's Law and use this skill during an experiment requiring the collection of reflective measurements...
Physics Aviary
Physics Aviary: Practice Problems: Index of Refraction Problem
Use the angle of incidence and the angle of refraction to determine the index of refraction for a material.
Khan Academy
Khan Academy: The Refraction of Light Through the Human Eye
This five-question quiz relating to refraction of light in the human eye.
Walter Fendt
Walter Fendt: Reflection and Refraction of Light
Defines the refraction of light and provides an applet for investigating it.
Florida State University
Florida State University: Molecular Expressions: Refraction of Light
Manipulate the incident angle, color of light, wavelength, and medium to see how the refracted angle is affected.
Physics Aviary
Physics Aviary: Refraction Lab
This lab is designed to have students investigate the changes in angle that occurs when light changes from one medium to another. This video will help describe the problem: https://www.youtube.com/watch?v=gVyCECxhesU
CK-12 Foundation
Ck 12: Physics Simulation: Least Time
[Free Registration/Login Required] Explore how Snell's Law arises out of the principle of least time; understand how light rays change direction at interfaces between materials using this interactive simulation. A PDF worksheet and a...
Massachusetts Institute of Technology
Mit: Open Course Ware: Courses: Physics: Electricity and Magnetism
College-level physics course highlighting electromagnetism. This course also includes a wide variety of other physics topics including lightning, electrocardiograms, metal detectors, and atom smashers, to name a few. Course includes a...