Curated OER
Typical Numeric Questions for Physics I - Light and Optics
Nineteen word problems dealing with frequency, speed, reflection, and refraction of light are provided here. Empower your physics masters to manipulate equations for computing angles, focal lengths, image heights, and more! This is a...
Florida State University
Florida State University: Molecular Expressions Microscopy Primer: Light and Color Refraction of Light
Comprehensive and sophisticated overview of light refraction includes an historical overview of the subject and explanations of the mathematics that underpin refractive indexes, the relative index of refraction, Snell's law, and light...
Science Buddies
Science Buddies: Project Ideas: Bitter to Sweet: Sugar Changes in Ripening Fruit
In this science fair project, use a refractometer to measure changes in sugar content in ripening fruit. The Science Buddies project ideas are set up consistently beginning with an abstract, objective, and introduction, followed by a...
TeachEngineering
Teach Engineering: Make That Invisible! Refractive Index Matching
Students determine the refractive index of a liquid with a simple technique using a semi-circular hollow block. Then they predict the refractive index of a material (a Pyrex glass tube) by matching it with the known refractive index of a...
Massachusetts Institute of Technology
Mit: Open Course Ware: Structure of Earth Materials
A college course featuring mineral image galleries, labs, and instructor's notes on the topics of crystalline structure, crystal chemistry, and bonding in rock-forming minerals.
Science Struck
Science Struck: How Does Light Travel Through Space and Other Media?
A detailed discussion of the nature of light, how it can travel through a vacuum, and how the speed of light is affected when light travels through a medium.
Florida State University
Florida State University: Science, Optics & You: Willebrord Snell
Biography of Willebrord Snell (1580-1626), a Dutch mathematician known best for his work in refractive indices.
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.
Optical Society
Optical Society of America: Optics for Kids: Total Internal Reflection
An investigation into the total internal reflection of light, using a laser pointer. Accompanied by an explanation of what's happening, a discussion of Snell's Law, and links to additional information.