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...
Physics Classroom
The Physics Classroom: Refraction and the Ray Model of Light: Rainbow Formation
Understand the physics behind Roy G. Biv, and how rainbows are formed by drawing upon our understanding of refraction, internal reflection, and dispersion.
University of Maryland
Optics Highlights: The Telescope
Part of an anecdotal history of optics and the study of light. Extremely thorough treatment of the invention of the telescope. Includes a short biographical sketch and discusses the work of Isaac Newton which focuses on his contribution...
Science Education Resource Center at Carleton College
Serc: Com Padre: The Magic of Optics: Now You See It, Now You Don't
A lesson demonstrating the concept of refraction. It uses a highly engaging 'magic' trick where a smashed glass tube is seemingly put back together.
Exploratorium
Exploratorium: Science Snacks: Disappearing Glass Rods
In this activity, you will make a glass object disappear by eliminating the reflection from and the refraction by the glass object.
Georgia State University
Georgia State University: Hyper Physics: Total Internal Reflection
This physics department site provides a definition and explanation of the phenomenon of total internal reflection. Includes a diagram and an equation for calculating the critical angle for light approaching a surface.
Physics Classroom
The Physics Classroom: Refraction/ray Model of Light: The Anatomy of the Eye
An introduction to the human eye as it relates to the physics ray model of light and image formation.
CK-12 Foundation
Ck 12: Plix: Color: Light in a Prism
[Free Registration/Login Required] Explore how light is refracted when visible light enters, passes through, and exits the prism by moving the red dot to adjust the angle of white light shining on the prism.
Georgia State University
Georgia State University: Hyper Physics: Reflection and Refraction
Reflection and refraction are explained with an experiment that uses a sheet of paper, cardboard, and other common materials.
Science and Mathematics Initiative for Learning Enhancement (SMILE)
Smile: Light (K 4)
This site provides two activities that students can do in class. One uses mirrors to reflect light beams whole another is making a kaleidescope.
Science and Mathematics Initiative for Learning Enhancement (SMILE)
Smile: Light and Vision
Lesson plan should be used for intermediate students. Students work in pairs or groups to create a shoe box that will bend light.
Ducksters
Ducksters: Physics for Kids: Behavior of Light as a Wave
Kids learn about the behavior of light as a wave in the science of physics including reflection, refraction, and diffraction.
TeachEngineering
Teach Engineering: The Energy of Light
For this introduction to light energy, students learn about reflection and refraction as they learn that light travels in wave form. Through hands-on activities, they see how prisms, magnifying glasses and polarized lenses work. They...
Georgia Department of Education
Ga Virtual Learning: Geometric Optics
This interactive unit will help students to understand the basics of geometric optics. Learn what happens when light strikes the boundary between two media as well as the difference between a real and virtual image? Also explore the law...
Florida State University
Florida State University: Microscopy Primer: Anatomy of the Microscope
The premier web site on the physics of microscopy. Includes several pages and numerous Java applets about microscopes and refraction. Thorough, well-illustrated, interactive, fun, and educational. What more can one ask for?
CK-12 Foundation
Ck 12 Exploration Series: Simulations: Physics: Diamond Cut
[Free Registration/Login Required] A simulation investigating why a diamond shines by looking at refraction, reflection, and total internal reflection.
Khan Academy
Khan Academy: Eye Disease and Contact Lenses
Punctate keratitis is an eye disease that results in abrasions on the epithelial cornea. One of the leading causes of the disease is the overuse of contact lenses. A research team is investigating the optical properties of four new types...
Physics Classroom
The Physics Classroom: Refraction/ray Model of Light: Image Formation Revisited
Students take an in-depth look at the physics behind image formation.
Georgia State University
Georgia State University: Hyper Physics: Behavior of Incident Light
This site from Georgia State University is an indexing page for several other pages on the topic of reflection. Topics are treated in an understandable manner and utilize meaningful graphics.
Georgia State University
Georgia State University: Hyper Physics: Atmospheric Optics Concepts
This physics department site features an indexing page for a variety of pages pertaining to atmospheric optics. Topics include rainbows, halos, auroras, mirages, star twinkling, sunsets, green flashes, coronas, and more. Excellent...
Utah Education Network
Uen: Enlightening Explorations, Part Ii
This lesson engages students in learning about light. Studets will describe how light is produced, reflected, refracted, and separated.
Physics Classroom
The Physics Classroom: Refraction and the Ray Model of Light: Anatomy of the Eye
This tutorial looks at the anatomy of the eye and how the sense of sight works. This is the first part of a learning module. Subsequent sections cover how images are formed and detected, the concept of accommodation where the eye adjusts...
TeachEngineering
Teach Engineering: When Silicon Talks
In this activity, students tackle this aspect of engineering as they solve problems for precise angles and speeds, and predict data output when samples are altered.
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