National Council of Teachers of Mathematics
The Math Forum: Putt Putt Golf in the Math Classroom
Putt-Putt golf can be a great tool in helping students understand angles and their reflections. Here a teacher demonstrates the "Course," set up in his classroom to assist in explaining to students how to use geometry and angles in...
Math Science Nucleus
Math/science Nucleus: Light Magic
This animation discusses light and the properties of light in a storybook format. The animations cover the colors of the rainbow (ROYGBIV) along with prisms, light waves, reflection, and refraction.
Texas Instruments
Texas Instruments: Connecting Translations, Reflection, and Rotations
In this activity, students will investigate the relationship among the three types of rigid transformations - translations, rotations, and reflections.
TeachEngineering
Teach Engineering: The Energy of Light
In 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 also...
Oklahoma Mesonet
Oklahoma Climatological Survey: Overview of Radiation
This site details what radiation is, the physics of radiation, and radiative transfer as it occurs in nature. Content explores the electromagnetic spectrum, electromagnetic waves, properties of radiation, and solar radiation.
Oswego City School District
Regents Exam Prep Center: Intuitive Notion of Line Symmetry and Plane Symmetry
Definitions are provided line of symmetry, line symmetry, and plane symmetry, and several nice examples are provided that illustrate these definitions.
Oswego City School District
Regents Exam Prep Center: Working With Line Reflections
This Regents Prep site contains numerous problems concerning line reflections. Each multiple choice problem contains a short explanation.
Analyze Math
Analyze Math: Reflection Across a Line
Reflect any point, line segment, triangle, or any other figure over one or two lines using this dynamic applet. Points and lines are entered by point-and-click rather than by typing equations or ordered pairs. A very neat exercise to...
Oswego City School District
Regents Exam Prep Center: Reflections: Line and Point
Lesson and activities focusing on line reflection. Here you will find a detailed explanation of the concept with picture examples, opportunities for interactive practice, and supporting classroom activities in the teacher resource pages.
Oswego City School District
Regents Exam Prep Center: Reflection in a Line
This site gives some examples of line reflection transformations. Includes coordinate graphs to show reflections of lines and shapes.
Other
Byju's: Physics: Reflection of Waves
Explains what happens to a wave when it hits a fixed end or a free end.
Purple Math
Purplemath: Symmetry About an Axis
Explains symmetry about a line, using animations to illustrate the "rotation" or "reflection" involved in this type of symmetry.
University of Maryland
Optics Highlights: Optics, Electromagnetic Waves, Quanta
Part of an anecdotal history on optics and the study of light. Extremely thorough treatment of the scientific evidence which led scientists to believe in the particle nature of light. Includes a short biographical sketch and discusses...
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...
Physics Classroom
The Physics Classroom: Sound Waves and Music: Boundary Behavior
Students study animations and diagrams to learn about the reflection behavior of sound waves.
Physics Classroom
The Physics Classroom: Sound Waves & Music: Reflection, Refraction, Diffraction
In this illustrated physics tutorial, students learn about sound wave behaviors and apply them to the reflection, diffraction, and refraction of sound waves.
Physics Classroom
The Physics Classroom: Light Waves and Color: Wavelike Behaviors of Light
In this series of interactive physics tutorials, students will focus on the wavelike nature of light.
Physics Classroom
The Physics Classroom: Light Waves and Color: Thin Film Interference
Students investigate an example of interference that provides further evidence in support of the wavelike behavior of light.
Physics Classroom
The Physics Classroom: Light Waves and Color: Polarization
Through illustrated practice problems and video clips, students learn about polarization of light.
Physics Classroom
The Physics Classroom: Refraction and Ray Model of Light: Boundary Behavior
In this illustrated physics tutorial, students investigate the connection between light reflection and light refraction.
Physics Classroom
The Physics Classroom: Echo vs. Reverberation
Learn the difference between an echo and a reverberation on this reference page. Page includes an animation to show the difference.
Physics Classroom
The Physics Classroom:characteristics of a Transmitted Pulse
A reference page that explores boundary behavior of waves with an animation and examples.
Optical Society
Optical Society of America: Exploring the Science of Light: Classroom Activities
Experiments and activities for investigating the science of light, as well as in-depth explanations of some of the light principles.
Thinkport Education
Math by Design: Transformations/reflections [Pdf]
On a coordinate plane students will identify, describe, and plot the results of transformations with guidance provided by this lesson plan.