University Corporation for Atmospheric Research
Ucar: Measuring Density by Bending Light
Students observe how different materials bend light, and how we can infer the nature of the material based on the amount it bends light rays.
Exploratorium
Exploratorium: Science Snacks: Physics/light
Here is a large collection of simple science class activities for understanding the physics of light.
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.
Scholastic
Scholastic: Study Jams! Science: Light Absorption, Reflection, & Refraction
A video and a short quiz on the properties of 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...
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.
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.
TeachEngineering
Teach Engineering: What Does Light See?
Students are introduced to the concept of refraction. After making sure they understand the concepts of diffraction and interference, students work collaboratively to explain optical phenomena that cannot be accounted for via these two...
American Museum of Natural History
American Museum of Natural History: Ology: See the Light
Reflection, refraction, and the colors that make up white light is explored through lab activities after reading a brief background about light energy.
Optical Society
Optical Society of America: Exploring Science of Light: Intermediate Activities
A collection of intermediate experiments, for students aged ten and up, for exploring the magnification, reflection, and refraction of light.
American Museum of Natural History
American Museum of Natural History: See the Light
Take a look at light with these three easy experiments
Other
Propagation of Light Using Geometry
A discussion of Christian Huygens' contribution to wave optics, and particularly to our understanding of the reflection and refraction of light. Excellent diagrams and a geometric proof on why the law of reflection is mathematically...
TeachEngineering
Teach Engineering: Needing Illumination: Investigating Light
This is the first lesson of this unit to introduce light. In this lesson, students learn the five words that describe how light interacts with objects: "transparent," "translucent," "opaque," "reflection" and "refraction."
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]
University of Colorado
University of Colorado: Ph Et Interactive Simulations: Bending Light
Manipulate variables and measure angles as light is refracted in this interactive simulation.
Physics Classroom
The Physics Classroom: Wavelike Behaviors of Light
How light waves demonstrate their wave nature by reflection, refraction, and diffraction.
University of Colorado
University of Colorado: Ph Et Interactive Simulations: Bending Light
Explore bending of light between two media with different indices of refraction. See how changing from air to water to glass changes the bending angle. Play with prisms of different shapes and make rainbows.
Physics Classroom
The Physics Classroom: Light Waves and Color
The behavior of light waves is introduced and discussed. Also, polarization, color, diffraction, and interference are introduced and discussed thoroughly as supporting evidence of the wave nature of light.
Vision Learning
Visionlearning: Physics: Light I: Particle or Wave
Instructional module focusing on light. Discussion includes historical development of particle versus wave theories and the scientific studies leading to the understanding of light waves today. Site also includes an interactive practice...
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,...
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.
Other
Gcse: Refraction
Informational site contains a mini tutorial on refraction as well as provides colorful illustrations to aide in learning.
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.
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).
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