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University of Rhode Island: How Sounds Are Characterized
This resource explains how sound is characterized. It provides links to sound properties and their perception as well as properties of waves.
Texas Education Agency
Texas Gateway: Physics of Hearing: Sound
describe sound as a longitudinal wave.By the end of this section, you will be able to define sound and hearing and
Teachers TryScience
Teachers Try Science: Musical Coat Hangers
From the National Science and Technology Centre in Australia comes this easy experiment that shows how sound waves travel and what materials are good conductors of sound.
Other
Byju's: Physics: Reflection of Waves
Explains what happens to a wave when it hits a fixed end or a free end.
Exploratorium
Exploratorium: Science Snacks: Anti Sound Spring
Get a visual of how waves travel and interact by using a spring in this activity.
Physics Classroom
The Physics Classroom: Standing Wave Patterns
Educational tutorial highlights standing wave patterns. Discover more about them and be sure to click on the animations for additional study.
TeachEngineering
Teach Engineering: Plumbing the Deep: Using Sound Waves to See
In this lesson, students learn about echolocation: what it is and how engineers use it to "see" things in the dark, or deep underwater. Also, they learn how animals use echolocation to catch their dinner and travel the ocean waters and...
University of Minnesota
University of Minnesota: Applications of Waves in Your Everyday Life
This site offers a variety of everyday activities and everyday experiences in which waves or sound waves play a role.
Mocomi & Anibrain Digital Technologies
Mocomi: What Is Sound?
Defines sound, how it travels, the components of a sound wave, the different types, and other fun facts.
Georgia State University
Georgia State University: Hyper Physics: Architecture for Acoustics
A physics tutorial on designing an auditorium and solving the problem of sound reflection. Illustrated.
Rock and Roll Hall of Fame
Rock & Roll Hall of Fame: Sti Lesson 11: The Cigar Box Guitar
Science instruction is most effective when using a hands-on delivery system. This lesson will use your students' natural affinity for music and musical instruments to reinforce and refine their knowledge of the nature of sound -...
TeachEngineering
Teach Engineering: String Telephones
Students investigate how sound travels through string and air. First, they analyze the sound waves with a paper cup attached to a string. Then, they combine the string and cup with a partner to model a string telephone. Finally, they are...
PBS
Pbs Learning Media: Radio Transmission
This interactive activity from A Science Odyssey tracks the journey of a sound wave from the moment a musician sings into a microphone until his voice reaches the vibrating speakers of an AM Radio.
Texas Education Agency
Texas Gateway: Wave Behavior: Doppler Effect
Given diagrams, scenarios, or illustrations, students will identify the characteristics of the Doppler effect.
McREL International
Mc Rel: Whelmer #10 Learning Activity: Singing Rod
An easy to do activity that investigates the simple observable properties of sound waves. The activity is presented in lesson plan format that meets NSES standards.
McREL International
Mc Rel: Whelmer #11 Learning Activity: Straw Oboes
An easy to do activity that investigates sound waves, wave length, frequency and pitch. The activity is presented in a lesson plan format that meets NSES standards.
Other
Avatar Consultants, Inc: Definition of Intensity
Power, loudness, and decibel levels of sound waves are described and explained. The relative power output of various musical instruments is given.
McREL International
Mc Rel: Whelmer #67 Activity: Bells in Your Ears
An easy to do, fun activity that investigates sound waves. The activity is presented in lesson plan format that meets NSES standards.
Physics Classroom
The Physics Classroom: Waves and Sound: Mass on a Spring Interactive
Students can investigate with this realistic, richly-interactive environment for investigating the periodic motion of a mass on a spring.
Exploratorium
Exploratorium: Science Snacks: Groovy Sounds
Using a paper, pencil, and pin students will build a phonograph in this activity. Students will be able to listen to their favorite record with this homemade record player.
OpenSciEd
Open Sci Ed: Hitting the High Notes: Pitch
A simulation that shows what happens to a sound wave when the pitch is changed.
Georgia State University
Georgia State University: Hyper Physics: Diffraction of Sound
This site's entry is a discussion of diffraction and its application to acoustics and acoustical design. Exceptional illustrations and great discussion throughout.
Physics Aviary
Physics Aviary: Speed of Sound Lab
This lab is designed to have students investigate the relationship between the distance from an explosion and the time it takes the sound of the explosion to reach the observer. The temperature of the air can be changed by changing the...
PBS
Pbs Teachers: Submarines, Secrets, and Spies: Sounds Underwater (Hot Science)
Examine factors that affect how sound travels underwater and explore the range of sounds underwater creatures make.
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