Curated OER
Super Gelatin
Students investigate the refraction properties of gelatin to calculate its index of refraction. They discover that as the light travels through the gelatin, its speed and wavelength also change. Students find th indes of refraction of an...
Bowels Physics
Refraction and Lenses
Every object we see must pass through a lens, but how does each individual's lens differ? Learners explore the science behind refraction and lenses, uncovering the details that allow them to perform daily activities.
Curated OER
The Bending and Bouncing of Light
Young scholars investigate refraction and reflection of light. In this light lesson, students perform 3 activities to observe light interacting with matter by using a flashlight. They explore refraction using a glass of water and...
Curated OER
Super Gelatin
Students measure angles of refraction as the light travels through gelatin. For this experimental lesson students complete a refraction lab and plot their data.
Curated OER
Jell-O Optics
Students observe an activity with Jell-O to learn about optics. In this investigative lesson students fill out a handout on the activity that helps them to investigate the index of refraction and the speed of light.
Curated OER
Light and Laser
Twelfth graders investigate the refractive index of water. In this physics lesson, 12th graders explain the operation of laser. They write a lab report about the activity.
Curated OER
Geometrical Optics: Reflection and Refraction of Light
Students define and discus the concepts of wave fronts and rays. In groups, they distinguish between specular and diffuse reflections and use Snell's Law to predict the path of light rays. They calculate the speed of light through...
Curated OER
Snell's Law
Students determine whether the index of refraction of sample of Corn Syrup meets Federal standards. This task assess students' abilities to explain the procedures for investigation, plan for recording and organizing observations and...
Curated OER
Enlightening Explorations, Part II
Sixth graders review their results from the previous experiments. After viewing a kaleidoscope, they make their own pattern on paper and describe the role of light. To end the instructional activity, they examine light being relfected...
Curated OER
Stations of Light
Student groups rotate through four stations to examine light energy behavior: refraction, magnification, prisms and polarization. They see how a beam of light is refracted (bent) through various transparent mediums. Students investigate...
Curated OER
How Light Moves
Students study the movement of light. In this light lesson, students work in groups to participate in a light and shadow walk around their neighborhood. Students brainstorm rules for light movement and watch videos about light travel,...
National Nanotechnology Infrastructure Network
Jell-O® Waveguide and Power Loss
Jell-O® can help model the transmission of light through fiber optic cables. Young scientists use the jiggly dessert to make a waveguide to transmit a laser beam from one point to another. Their models help them learn the function of...
Cornell University
Beam Focusing Using Lenses
Explore optics using an inquiry-based experimental approach! Young scholars use a set of materials to design and build a unit capable of focusing a beam of light. They experiment with different lenses to determine the best approach to...
Curated OER
Wave Types and Characteristics
Ninth graders identify the different parts of a wave. In this physics lesson, 9th graders observe wave behavior as it travels through a boundary. They determine the relationship between wavelength, frequency and velocity.
Curated OER
Why is the Sky Blue?
Students explore diffusion or scattering of light. In this physics lesson, students explain why the sky is blue and sunsets/sunrises are red.
Curated OER
Physical Optics: The Wave Nature of Light
Students are introduced to the wave nature of light. In groups, they discuss Young's experiment and how diffraction and interference demonstrate the wave nature of light. Using examples, they show constructive and destructive...
Curated OER
Microscopes and Telescopes
Young scholars analyze a microscope and study what they do. In this investigative lesson students study how microscopes were first invented, and how ray diagrams are used in conjunction.
Curated OER
Enlightening Explorations, Part III
Sixth graders continue their examination of light. In groups, they make rainbows and examine the spectrum of visible light. They travel between various stations recording their observations about the behaviors of light. To end the...