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Univ. Of Leicester: Amplitude of Vibrations and Loudness
Discusses the ear drum receiving vibrations and how the amplitude of those vibrations translates into the loudness of the sound. Good diagrams to illustrate this concept.
![Pbs: The Music Instinct: Good Vibrations! [Pdf] Lesson Plan](https://content.lessonplanet.com/knovation/original/32599-2e1d15a712acffd6c74d979ac6bcf592.jpg?1661522343 "Pbs: The Music Instinct: Good Vibrations! [Pdf] Lesson Plan")
PBS
Pbs: The Music Instinct: Good Vibrations! [Pdf]
Using the program "The Music Instinct," available on the PBS website, learners will explore the nature of sound vibrations over two class periods.
Physics Aviary
Physics Aviary: Resonance Tube Lab
This lab is designed to help students visualize the formation of standing waves in a wind instrument. Students will be able to view fundamental waves as well as some higher harmonics. They can work with a tube with two open ends or just...
Smithsonian Institution
Lemelson Center: Spark!lab: Invent a Musical Whirligig
Students can easily create a musical whirligig to study sound production. These instruments are constructed out of everyday materials and allows students to use their imagination to make music.
Physics Aviary
Physics Aviary: Doppler Lab
This lab is designed to have students investigate the changes to wavelength and frequency that occur when the source of the waves is in motion. This video describes the lab: https://youtu.be/eCceYPBR6f4
Read Works
Read Works: Now Hear This
[Free Registration/Login Required] An informational text about high-pitch sounds that can be heard by children but not by adults. A question sheet is available to help students build skills in understanding cause and effect.
University of Maryland
Thinking Problems in Oscillations and Waves
A series of thought-provoking, multichoice questions from the University of Maryland on the topic of oscillations and waves. Equations for calculating the period of motion for masses on springs, pendulums, sounds, and waves on a string...
Michigan Reach Out
Michigan Reach Out!: Making a Shoe Box Guitar
This site provides an experiment where students create a guitar to discover what variables will change sound.
Canada Science and Technology Museum
Canada Science and Technology Museum: Materials
Test your skill and find out which materials absorb sound well.
Science Bob Pflugfelder
Science Bob: Make a Simple Duck Call!
Contains a procedure for using a plastic straw to create a device capable of producing a duck call when air is passed through. The site introduces the concept of vibration in sound production.
TeachEngineering
Teach Engineering: Surf's Up!
This lesson introduces the concepts of longitudinal and transverse waves. Students see several demonstrations of waves and characterize them by transverse and longitudinal behavior. This lesson also introduces the Sunken Treasure theme...
TED Talks
Ted: Ted Ed: The Sonic Boom Problem
Objects that fly faster than the speed of sound create a shock wave accompanied by a thunder-like noise: the sonic boom. These epic sounds can cause distress to people and animals and even damage nearby buildings. Katerina Kaouri details...
Creative Science Centre
Creative Science Centre: Mini Light Beam Receiver
A very simple device to convert light into sound can be made by wiring a solar cell directly to headphones (or an earpiece). The solar cell converts light into electricity and the headphones convert electricity into sound. The limitation...
Exploratorium
Exploratorium: Science Snacks: Radiohead
Try this experiment to see how sound transmits as vibrations through solid matter. You will use a toothbrush to listen to the radio.
ClassFlow
Class Flow: Sound Review
[Free Registration/Login Required] How does sound travel and what parts of the ear detect sound best? Using multiple websites, students discover animals that make the loudest sounds, which tapped glass will create the highest pitch, what...
MadSci Network
Mad Sci Network: Measuring the Speed of Sound
Can you measure the speed of sound? Find out for yourself using this site's question and answer format.
Scholastic
Scholastic: Dirtmeister's Science Lab: Good Vibrations
An experiment that explores the relationship between vibrations and pitch. This site includes web links, a challenge question, and notes to the teacher.
TeachEngineering
Teach Engineering: Simple Instruments
In this activity, students work with partners to create four different instruments to investigate the frequency of the sounds they make. Students may chose to make a shoebox guitar, water glass xylophone, straw panpipe or a soda bottle...
Discovery Education
Discovery Education: Science of Everyday Life: It's Too Loud! [Pdf]
In this lesson plan young scholars will experiment with ear protectors to investigate sound reduction. This lab has students collecting, analyzing, and organizing sound level data. Lesson plan includes instructions for teachers and young...
PBS
Pbs Teachers: Scientific American: Calls of the Wild: Flies and Stereo
Explore the characteristics of binaural hearing and discover how two ears are utilized in determining the direction of a sound's origin. Produce auditory illusions by reversing and extending the detection site for each ear.
Exploratorium
Exploratorium: Science Snacks: Secret Bells
An experiment demonstrating how sound vibrations transmit through metal.
Exploratorium
Exploratorium: Science Snacks: Vocal Visualizer
Create a vocalizer device out of PVC piping and, with the help of a laser pointer, use it to project a visualization of the sound vibrations you make with it.
Exploratorium
Exploratorium: Science Snacks: Conversation Piece
Did you know a balloon filled with carbon dioxide can act as an amplifier? In this activity test how sound travels through carbon dioxide molecules.
Dartmouth College
Dartmouth College: Mqed: Computer Music
The downloadable monograph investigates computer music. Topics included are the MIDI system, waves, synthesizers, coding, and computer music applications.
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