NASA
Nasa: Optics: Light, Color, and Their Uses
Download this Educators Guide to light, color, and their uses. Choose from different activities using lenses, prisms, hidden messages, periscopes, and kaleidoscopes
BBC
Bbc: Gcse Bitesize: Why Do Scientists Think That Light and Sound Are Waves?
Light travels as transverse waves and can travel through a vacuum. Sound travels as longitudinal waves and needs to travel through a solid, liquid or gas. Read about the properties of light and of sound, and learn the differences between...
University of Colorado
University of Colorado: Ph Et Interactive Simulations: Wave Interference
Conduct virtual experiments with water, sound, and light waves to determine the sine wave and patterns created in each.
Physics Classroom
The Physics Classroom:refraction/ray Model of Light: Optical Density/light Speed
In order to understand refraction, students will explore the factors that affect the speed at which a light wave is transported through a medium.
Read Works
Read Works: Light Bounces!
[Free Registration/Login Required] An informational text about light waves and how they travel. A question sheet is available to help students build skills in reading comprehension.
NASA
Nasa: Tour of the Electromagnetic Spectrum: Visible Light
Visible light waves are the only electromagnetic waves we can see. We see these waves as the colors of the rainbow. Each color has a different wavelength. Red has the longest wavelength and violet has the shortest wavelength. When all...
Georgia Department of Education
Ga Virtual Learning: Physical Science: Light and Optics
Students will investigate the properties of light waves. They will learn about the different types of electromagnetic waves and mechanical waves, and investigate the phenomena of reflection, refraction, interference, and diffraction.
Better Lesson
Better Lesson: Translucent, Transparent, Opaque Oh My!!
Can you block the beam of light? Students will investigate what happens to light beams when you put objects in its way. These tests will allow them to learn new vocabulary (translucent, transparent, opaque) and discover how these terms...
University of Colorado
University of Colorado: Ph Et Interactive Simulations: Wave Interference
Make waves with a dripping faucet, audio speaker, or laser. Add a second source or a pair of slits to create an interference pattern.
University of British Columbia
University of British Columbia: Single Slit Diffraction Pattern of Light
Explains single slit diffraction and models how to calculate different characteristics of the light waves.
University of New South Wales (Australia)
University of New South Wales: School of Physics: Physclips:the Nature of Light
Physiclips thoroughly presents mechanics concepts about light with animations and film clips. Learn about light and color, wavelengths, speed of light, electromagnetic waves, Young's experiment, and photons.
Science Buddies
Science Buddies: Measuring the Speed of 'Light' With a Microwave Oven
In this experiment, you will measure the speed of light using a microwave oven, some egg white, and a ruler. This short project proves to be an extremely interesting choice for a science lab, with pictures for illustration, and thorough...
Vision Learning
Visionlearning: Physics: Light Ii: Electromagnetism
Instructional module focusing on light and electromagnetism. Discussion includes historical discoveries that led to the understanding of the electromagnetic spectrum. Site also includes an interactive practice quiz and links relating to...
Museum of Science
The Atom's Family: Radiometer
Help Dracula find out about light waves by using a virtual radiometer.
Nobel Media AB
The Nobel Prize: The Dual Nature of Light as Reflected in the Nobel Archives
This article discusses the historical figures who contributed to our understanding of the nature of light, x-rays, Quantum ElectroDynamic (QED) theory, and so on.
CK-12 Foundation
Ck 12: Physical Science: Properties of Electromagnetic Waves
[Free Registration/Login may be required to access all resource tools.] The speed of electromagnetic waves, their wavelengths and frequencies and how to calculate wavelength or wave frequency.
CK-12 Foundation
Ck 12: Physical Science: Wave Interference
[Free Registration/Login may be required to access all resource tools.] What wave interference is, constructive and destructive interference and how standing waves occur.
TED Talks
Ted: Ted Ed: Is Light a Particle or a Wave?
In this third part of his series on light and color, Colm Kelleher discusses wave-particle duality and its relationship to how we see light and, therefore, color. [4:23]
Open Curriculum
Open Curriculum: Bounded Waves
To understand how bounded waves behave and how reflection of waves affects the wave components.
Better Lesson
Better Lesson: Waves Performance Assessment Part 2
Learners will use tools and materials to design and build a device that uses light or sound to solve the problem of communicating over a distance. Resources included are videos of the lesson in action, a student worksheet, and an...
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.
CK-12 Foundation
Ck 12: Physical Science: Visible Light and Matter
[Free Registration/Login may be required to access all resource tools.] How visible light interacts with matter and classifying matter in terms of light.
Physics Classroom
The Physics Classroom: Waves: Waves and Wavelike Motion
Here is an introduction to the concept of waves and wavelike motion people experience anywhere and everywhere.
Scholastic
Scholastic: Study Jams! Science: Energy, Light and Sound: Light
A video and a short quiz on the basic concepts and vocabulary for understanding light energy.
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