Curated OER
Refraction B2—When is Light Reflected Internally?
Physics is phun in this lesson. Young physicists use a lightbox to test how and where light is refracted and reflected as it travels through transparent materials. Angles of incidence and refraction, sine of both angles, and the ratio...
Exploratorium
Laser Jello
The concepts of refraction and reflection gel with your physical science class during this colorful exploration. Shining lasers through Petri-dish-shaped gelatin desserts, they will notice how the light travels and bounces off the sides....
Cornell University
Light Waves: Grades 9-12
Explore the behavior of light waves with a lab activity. Scholars build new vocabulary through experimentation and observation. Using different mediums, they model reflection, refraction, transmission, diffusion, and scattering of light.
Curated OER
Light and Elements
Here is a full-fledged investigation of light waves, the electromagnetic spectrum, and element spectra. Physicists research a scientist that contributed to our understanding of the behavior of light. They take notes on your lecture, and...
LABScI
Acoustics: The Sound Lab
If the delay between a sound and its echo is less than 1/10th of a second, the human ear can’t distinguish it. Through the use of a Slinky, rubber band guitar, and straws, scholars explore where sound comes from and how it travels. Whole...
Curated OER
Super Gelatin
High schoolers measure angles of refraction as the light travels through gelatin. In this experimental instructional activity students complete a refraction lab and plot their data.
Curated OER
Fluorescence
Here are some instructions for leading learners through a hands-on activity for investigating ultraviolet radiation. First, introduce them to light and refraction. Then introduce them to the electromagnetic spectrum. Finally, give...
American Institute of Physics
Optics and Anthony Johnson
Message sending has come a long way since the days of Morse code's dots and dashes. Young scientists study the research of optical physicist Anthony Johnson and his work in fiber optics, lasers, and the principle of total internal...
Physics Classroom
Total Internal Reflection
Scholars work through three different activities applying their knowledge of total internal reflection (TIR). First, they simply identify which diagrams create TIR and which don't. Next, they match different types of boundary behaviors...
Curated OER
Exploration of Light
Fifth graders observe the video, Exploring Light and Color. They access a website to create their own light show. They conduct lab experiments to investigate refraction, reflection,and other light-related topics.
Curated OER
Electromagnetic and Physical Waves
Students compare and contrast electromagnetic and physical waves. In this wave lesson, students discover that all waves reflect, refract, and diffract energy. Students work in small groups to experiment with waves and evaluate the type...
National Nanotechnology Infrastructure Network
Understanding Wave Motion - Slinky vs. Snaky: Which Spring is Dominant?
Ride the wave to an understanding of refraction! The first in a series of two inquiry-based lessons challenges learners to create transverse waves with two different types of springs. As their wave hits an object, they observe the change...
Curated OER
Light and Geometric Optics
It's time to see the light with a unit that focuses on light and geometric optics, including concave and convex mirrors. A variety of experiments, worksheets, and online activities are included.
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.
California Institute of Technology
Physics of Light
Gummy bears are tasty, but did you know they are also used to determine color and light properties? Use the activity as a way to demonstrate light absorption, light reflection, and refraction with high schooler. Pupils conduct small...
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.
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
Light Is Amazing
Young scholars investigate light and its energy. They discuss the properties of light, research how much light the moon absorbed on their birthday on a website, complete a graphic organizer, and create a kaleidoscope.
Curated OER
Sea Ice Research
Students study sea ice and its importance in climate and climate change. They discuss sea ice as a presence of a food source for marine animals in the arctic and complete a lab activity. After completing the lab, they watch a video...
Curated OER
The Virtual Electron Microscope
Students explore the world of the very small using a Flash plug-in Virtual Electron Microscope. They complete and discuss an activity in which unknown samples are placed under the computer simulated microscope to determine where the...
Curated OER
Settling Rates of Different Size Particles
Students discover how and why the settling rate of particles differs with the size of the particles. Using different soil samples, they calculate the amount of time it takes for a sample to settle in water for up to forty minutes. They...
Curated OER
Properties and Behavior of Waves
Students explore the different properties of waves. For this physics lesson, students differentiate mechanical and electromagnetic waves. They explore each lab station and write their observation about the wave behavior they see.
Curated OER
The Color Spectrum: How Does it Work?
Create models of the infrared, visible, and ultraviolet portions of the electromagnetic spectrum. Working in small groups, your class can investigate metric conversions calculations. They will find the length of the waves in nanometers,...
Curated OER
Why is the Sky Blue?
Learners explore diffusion or scattering of light. In this physics lesson, students explain why the sky is blue and sunsets/sunrises are red.