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Physics: Sound

These sites explain sound waves and how the ear hears sounds. Includes information on sonic booms and decibels. Listen to a variety of sounds, watch movies about sound, and try several hands-on experiments. Includes links to eThemes Resources on radio waves and light.


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Find out what causes sonic booms. Can you hear a sonic boom in space? Choose the correct answer at the bottom to learn more. Then try the "Challenge" to find out what other things make (or don't make) sonic booms.
This page has lots of unusual sounds from around the world. Click on a link to hear the sound.
This page gives examples of common sounds and loudness. Find out what types of sounds can damage your hearing.
This page has instructions for doing a sound experiment using two cups and a string.
This site includes student input, hands-on activities, "Sounds of Silence" postcards, information about musical performances, and more.
Listen to the sounds, then try to determine the frequency of the two sounds on the far right.
Try some of these experiments with sound. Scroll through the list for age levels and descriptions. The "Ear and Hearing" link at the top leads to a diagram of the ear.
Learn about animal sounds underwater and how water affects sound waves.
This is a brief explanation of how the ear works to detect sound. Click on the "Sound" link at the bottom to learn more about sound and music. "Sound Lessons" has an experiment involving a tuning fork.
This teacher's site has handouts for a unit on musical inventions.
This is a teacher guide which covers content and activities on hearing. Includes a diagram of the ear and a chart listing the different decibels for sounds, and handouts.
Watch this movie about how the ear works. This provides a good overview about the different parts of the ear. Includes a short example of sign language. NOTE: Subscription required.
This site offers six lesson plans on sound for the third grade. Includes fun activity ideas and a list of books about sound.
Test your sight and sound reflexes by playing these online games. Click on the "Sight/Sound" link so you can find out if you respond faster to images or to sounds.
Roll your mouse over the different decibel numbers to hear the sounds and to read how harmful the loud noises can be.
Look at this labeled diagram of the ear, then click on the "Label Me" link above to label your own illustration.
Click on the arrow to advance through this animation that shows how sound travels through the ear. NOTE: The "Talk" link at the top leads to message boards. There is also a link on the page to information about puberty.
This student-created website includes information on the physical properties of sound waves and more.
Put the correct order of sound moves in from a CD to the person's brain.
These sites are about visible light and the color spectrum. Learn the basic concepts of color theory including the color wheel, additive and subtractive colors, reflection, and refraction. Try the online color blindness test. There is also information about the speed of light and how the eye works. Many sites include interactive activities that are fun for the SMARTboard.
These sites explain how radio waves are a part of the electromagnetic spectrum. Includes information about AM and FM frequencies and how to measure waves. Also includes a biography on Marconi, inventor of the radio. Includes several animated movies, hands-on activities and interactive quizzes. There is a link to an eThemes Resource on sound.

Education Standards


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