Science Buddies
Science Buddies: Guitar Fundamentals: Wavelength, Frequency, & Speed
This is a rockin' project for guitarists with an interest in the physics behind music. If you have ever wondered why the pitch of the note changes when you fret the string, this project will help you understand by applying basic...
Ducksters
Ducksters: Physics for Kids: Basics of Sound
Kids learn the basics of the science of sound, the speed of sound, and volume. What is sound and how does it move? It is a wave made from the vibration of molecules.
Georgia Department of Education
Ga Virtual Learning: Ap Physics 1: Waves and Sound
Students will understand and predict wave phenomena, and investigate the energy contained in waves. They will gain a deeper understanding of waves and wave interference that will enable characterization and engineering of matter from the...
Physics Classroom
The Physics Classroom: Sound Waves and Music: The Speed of Sound
Students discover factors that affect the speed of sound waves through a medium with illustrated examples and interactive practice problems.
Physics Hypertextbook
The Physics Hypertextbook: The Nature of Sound
Study the details of sound from characteristics to speed, ultrasound, infrasound, and other aspects of sound waves.
Science Struck
Science Struck: Facts About Sound Waves for Kids
Provides a simple explanation of how sound waves travel and gives a long list of facts about sound waves.
Science Education Resource Center at Carleton College
Serc: Calculating the Speed of Sound
In this physical science lab, young scholars will calculate the speed of sound. They will observe that the speed of sound is constant, regardless of wavelength or frequency, and see the inverse relationship between wavelength and frequency.
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...
Other
Transverse and Longitudinal Wave Propagation in an Elastic Medium
Extensive information about how waves behave in an elastic medium. Covers different types of waves, their characteristics and behavior, the anatomy of the ear, the speed of sound in different media, the parts of a wave, and wave phenomena.
BBC
Bbc Newsround: Skydiver Breaks Sound Barrier
Felix Baumgartner travelled faster than the speed of sound when he jumped from the edge of space back down to earth. This record breaking jump hurtled Baumgartner through the sky at more than 800 miles an hour.
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...
Georgia State University
Georgia State University: Hyper Physics: Water Tube Resonance Experiment
Online physics lab experiment in which students use resonating waves inside of a closed-end air column to determine the speed of sound. The form allows students to check their answers and receive immediate feedback.
Physics Central
Physics Central: Physics at Your Desk: Drumming Fingers
An easy experiment through which students explore sound waves while tapping their fingers on a desk or table in a quiet room.
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.
PBS
Pbs Teachers: Scientific American: Calls of the Wild: Bats and Echolocation
Explore bats' navigation systems by experimenting with echolocation. Approximate an object's distance by analyzing reflected sound waves, measuring the delay in sound and calculating the ratio to the speed of sound.
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.
Curated OER
Science Kids: Science Images: Plane Breaking Sound Barrier
This amazing photo shows a plane breaking the sound barrier. The pictured F/A-18 Hornet is partially hidden as it breaks through the sound barrier into supersonic speed.
Physics Aviary
Physics Aviary: Wave on String Lab
This lab is designed to help students discover the connections between the linear density of a string and the tension in the string with the speed of the wave along the string. The program can be set with six identical strings or six...
Georgia State University
Georgia State University: Hyper Physics: Wave Motion
Two wave graphs depicting a sine wave and relating the various characteristics (wavelength, amplitude, frequency, and period) of a wave to each other. The site includes an interactive JavaScript form in which the visitor enters one...
Texas Education Agency
Texas Gateway: Physics of Hearing: Summary
This page provides a summary of the content of each section of Chapter 17: Physics of Hearing from the AP Physics online text.
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.
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.
National Earth Science Teachers Association
Windows to the Universe: Christian Doppler
A biographical sketch of Christian Doppler (1803-1853), the Austrian mathematician whose study on the dependence of pitch upon the relative speed of source and observer resulted in the Doppler effect.
PBS
Pbs Teachers: Scientific American: Expedition Panama: Echoes in the Night
Explore your prior knowledge about bats and investigate bats' use of echolocation to identify and catch prey. Design a game like "Marco Polo" to demonstrate echolocation.
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