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
Jell-O Optics
Learners 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
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 lesson, they examine light being relfected and refracted and...
CK-12 Foundation
Diamond Cut
How do jewelers tell the difference between diamonds, glass, and cubic zirconia? A sparkling simulation demonstrates how to use a ray of light to determine the substance and ideal shape for a diamond. Scholars control the material,...
Curated OER
Exploring Microscopes
Students explore the parts of a microscope. In this microscope lesson, students examine simple and compound microscopes. Students discover how the parts of a microscope work together to generate an image.
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. Learners investigate...
Teach Engineering
When Silicon Talks
Explore Snell's Law using thin films. In the fifth installment of a seven-part series, pupils solve a set of problems relating to Snell's Law and use this skill during an experiment requiring the collection of reflective measurements...
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,...
American Institute of Physics
The Black Scientific Renaissance of the 1970s-90s: African American Scientists at Bell Laboratories
A two-part lesson asks young scientists to research the contributions of African American scientists at Bell Laboratories. After presenting their findings, class members watch two demonstrations that introduce them to total internal...
Curated OER
THE MANY COLORS OF SUNLIGHT
Students examine rainbow components, spectral colors, colors perceived by the eye, hot solids, glowing rarefied gas, absorption, that light is a wave, and optics.
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
A DISAPPEARING ACT Astronomy: Do Stars Always Shine?
Students observe why stars are not visible during the day with a classroom demonstration using an index card punched with holes.
Curated OER
Online Exploration: Telescopes From the Ground Up
Students explore a web-based illustrated text and interactive graphics to determine the relationship between the operation of telescopes and light. optics. They work in small groups to become an expert on one of the ten eras of telescope...
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...
Discovery Education
Through the Looking Glass
Turning white light into colors only takes a little scientific know how! Young scholars create their own spectroscope in a hands-on activity exploring the properties of light. Using a diffraction grating, they discover how white light...
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...
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
From Bats to Babies: Ultrasound
Learners research and analyze sound waves and how an ultrasound works to image a baby in utero. They explore various websites, complete worksheets, and write a paragraph describing a demonstration they view in the classroom.
Curated OER
(S-4) The Many Colors of Sunlight
Students observe and explore the characteristics of light.
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
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...
Curated OER
Microscopes and Telescopes
Students analyze a microscope and study what they do. In this investigative instructional activity students study how microscopes were first invented, and how ray diagrams are used in conjunction.
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...