Physics Classroom
The Physics Classroom: Waves, Sound and Light: Longitudinal Pulse
The animation portrays a medium as a series of particles connected by springs. In this type of longitudinal wave the particles of the medium vibrate in a direction parallel to the direction of energy transport.
Creative Science Centre
Creative Science Centre: A Voice on a Sunbeam
Here is described a simple process to 'put a voice on a sunbeam' and transmit it over a distance. It is a fascinating example of amplitude modulation of light using sound vibrations. It then describes how the modulated light is detected...
TeachEngineering
Teach Engineering: Beating the Motion Sensor
Lighting is responsible for nearly one-third of the electricity use in buildings. One of the best ways to conserve energy is to make sure the lights are turned off when no one is in a room. This process can be automated using motion...
NASA
Rxte Learning Center: Frequency, Wave Length, and Energy Activity
Resource focuses on the relationship between the frequency, wavelength and speed of light. Has a link to an interactive activity relating frequency, wavelength, and energy.
Science Education Resource Center at Carleton College
Serc: Light & Sound, Light Reflection Relay
In this exploration, young scholars will investigate how light reflects off smooth surfaces, learn about angles of reflection, and apply that knowledge in a relay experiment.
Khan Academy
Khan Academy: Wave Interference Review
Review the key terms and skills related to wave interference, including how to predict wave interference patterns.
Nobel Media AB
The Nobel Prize: Lord Rayleigh Biographical
At this site from the Nobel e-Museum, you can read about the scientific work of Lord Rayleigh (1842-1919 CE). This article includes information on his education and experiments with light and sound waves.
Physics Classroom
The Physics Classroom: Waves: Behavior of Waves: Interference of Waves
Students discover wave interference, the phenomenon that occurs when two waves meet while traveling along the same medium.
Other
Architectural Acoustics and Lighting: Room Acoustics
This site from Architectural Acoustics and Lighting provides a discussion of various factors affecting the acoustics of a given room. Room dimensions, the wavelength of the sound wave, the physical characteristics of the walls, the...
PBS
Pbs Learning Media: Atlanta Symphony Orchestra: Live Exploration
Take a special trip to the Atlanta Symphony Orchestra with GPB Education! This interactive virtual exploration offers students a behind-the-scenes experience as they learn about the science of sound and the preparation it takes to put on...
Utah State Office of Education
Utah State Office of Education: Force, Energy, & Motion
A unit on energy, force, and motion presented with interactive and classroom activities. Students gain an understanding of weight, mass, potential and kinetic energy, sound, and heat with this engaging resource.
Sophia Learning
Sophia: Wave Interference: Lesson 1
This lesson will discuss the differences between constructive and destructive wave interference. It is 1 of 2 in the series titled "Wave Interference."
Sophia Learning
Sophia: Wave Interference: Lesson 2
This lesson will discuss the differences in constructive and destructive wave interference. It is 2 of 2 in the series titled "Wave Interference."
BBC
Bbc: Bitesize: Gcse: Physics: Reflection and Refraction
All waves will reflect and refract in the right circumstances. The reflection and refraction of light explain how people see images, color and even optical illusions. This tutorial discusses each concept and presents an experiment to try...
TeachEngineering
Teach Engineering: Surf's Up!
This instructional activity introduces the concepts of longitudinal and transverse waves. Students see several demonstrations of waves and characterize them by transverse and longitudinal behavior. This instructional activity also...
TeachEngineering
Teach Engineering: Energy
Through nine lessons, students are introduced to a range of energy types--electrical, light, sound and thermal-as well as the renewable energy sources of wind, hydro (water) and solar power. Subjects range from understanding that the...
NASA
Nasa: Probing Earth Through the Clouds
This site from the National Aeornautics and Space Administration provides a fun activity for the subject. "Clouds often hide large areas of the Earth's surface. We can use radar to make detailed maps of Earth right through clouds or...
Other
Arab Physics
While some of the pages on this site have yet to be filled, the pages that are complete are comprehensive. For example, pages on friction, heat, and the Doppler effect are illustrated and explain relevant formulas. A biography page...
PBS
Pbs: Rough Science
Website companion to PBS show, "Rough Science," in which five scientists use their collective expertise to complete a series of tasks. Follow the scientists as they do things like generate electricity, make soap, make antibacterial...
ClassFlow
Class Flow: Thermal Energy
[Free Registration/Login Required] This flipchart reviews properties of thermal energy. Examples of Electrical energy, light waves, sound waves and conduction, convection and radiation are given.
Physics Central
American Physical Society: Physics Central: Discover Homepage
Link to nine major physics topics and dig deeper into the content. Find out about the work of scientists in each field and see example physical science experiments.
CK-12 Foundation
Ck 12: Fourth Grade Science
This customizable digital textbook covers topics related to fourth-grade science. It is Next Generation Science Standards (NGSS) aligned.
Exploratorium
Exploratorium: Snacks
Exploratorium's snacks aren't edible, but they are good! Use your science skills to discover gravity, learn about biology, do fun experiments.
American Association of Physics Teachers
Com Padre Digital Library: Open Source Physics: Ejs Simultaneity Model
A model for examining the simultaneity of two events where the relative velocity and the wave source, either light or sound, can be manipulated.