PBS
Pbs Learning Media: Observing Refraction of Light
This video segment adapted from Shedding Light on Science illustrates how light changes speed, and thus direction, in a process known as refraction. Includes background reading and discussion questions. [2:05]
Texas Education Agency
Texas Gateway: Light: Reflection and Refraction
This tutorial reviews over the properties of light. Students will learn about reflection and refraction through videos, questions, and interactive activities.
Georgia State University
Georgia State University: Hyper Physics: Refraction of Light and Snell's Law
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.
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...
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...
TeachEngineering
Teach Engineering: Quantifying Refraction
Students learn the relevant equations for refraction (index of refraction and Snell's law) and how to use them to predict the behavior of light waves in specified scenarios.
Physics Classroom
The Physics Classroom: Refraction and the Ray Model of Light
Six complete lessons on refraction and the ray model of light. Tutorials include informational text, interactive activities, animations, and quick, interactive comprehension checks along the way.
Other
Australian Government: Energy and Change: Light What Is Refraction?
Present eight different activities that can be set up as stations for students to investigate light refraction.
University of Minnesota
University of Minnesota: Refraction of Light
This page is a continuation of a tutorial about light reflection and refraction. It contains a diagram and suggestions on how to derive Snell's Law, which governs the refraction of light in a medium. For background to this derivation,...
Physics Classroom
The Physics Classroom: Refraction/ray Model of Light: The Angle of Refraction
Focusing on the question, "By how much does light refract when it crosses a boundary?" this physics tutorial will allow students the opportunity to explore these concepts of refraction.
Khan Academy
Khan Academy: Refraction and Light Bending
This article from Khan Academy provides information about refraction and light bending. This information is intended for the Class 12 Physics Course (India).
Other
Gcse: Refraction
Informational site contains a mini tutorial on refraction as well as provides colorful illustrations to aide in learning.
Physics Classroom
The Physics Classroom: Refraction/ray Model of Light: The Cause of Refraction
Through illustrated examples and animated tutorials, students discover what causes refraction.
Physics Classroom
The Physics Classroom: Refraction and Ray Model of Light: Refraction by Lenses
Students use this tutorial to investigate the refractive ability of converging and diverging lenses.
CK-12 Foundation
Ck 12: Physical Science: Refraction
[Free Registration/Login may be required to access all resource tools.] Refraction of light in matter and how light changes its speed and angle of refraction according to the type of medium it is travelling through.
Curated OER
Ray Optics, Light Refraction
Site studies light refraction and provides illustrations several illustration. Contains links to Snell's Law, lenses, ray optics, light and much more.
Open Curriculum
Open Curriculum: Refraction
Students can study this article to help them understand the concept of refraction and index of refraction.
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.
Physics Classroom
The Physics Classroom: Sound Waves & Music: Reflection, Refraction, Diffraction
In this illustrated physics tutorial, students learn about sound wave behaviors and apply them to the reflection, diffraction, and refraction of sound waves.
BBC
Bbc: Bitesize: Gcse: Physics: Reflection and Refraction
All waves will reflect and refract in the right circumstances. The reflection and refraction of light explain how people see images, color and even optical illusions. This tutorial discusses each concept and presents an experiment to try...
Georgia State University
Georgia State University: Hyper Physics: Refractive Telescopes
This site from Georgia State University Physics Department gives a discussion of the manner in which light is refracted by refractive telescopes. Discusses the Galielean telescope and the astronomical telescope.
Physics Classroom
The Physics Classroom: Refraction and the Ray Model of Light: Ray Tracing
In this illustrated physics tutorial, students investigate several of the types of problems that you will have to solve, and learn the task of tracing the refracted ray if given the incident ray and the indices of refraction.
CK-12 Foundation
Ck 12: Physical Science: Refraction of Light
[Free Registration/Login may be required to access all resource tools.] Discusses refraction of light in matter and how light changes its speed and angle of refraction according to the type of medium it is travelling through.
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.
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