Sound

Websites to support the study of Sound

Seeing, Hearing, and Smelling the World

http://www.hhmi.org/senses

Presents the current biomedical research for non-scientists. Articles are all written by medical authorities and are aimed at senior students. Feature articles are changed regularly, but all are archived. Wealth of info and links that is well organized and easy to find. Includes the latest research on the brain and the nervous system.

How we Perceive Sound: The Ear

http://library.thinkquest.org/19537/Ear.html

Features information on the structure of the ear and the way sound is received, transmitted and understood by the brain.

Cetacea Echolocation

http://nmml.afsc.noaa.gov/education/cetaceans/cetaceaechol.htm

Provides answers to many frequently asked questions about how toothed whales use echolocation to find their food.

Communication and Echolocation in Marine Mammals

http://octopus.gma.org/marinemammals/communication.html

Provides information on how dolphins and whales use sound and echolocation for a variety of purposes.

Echolocation

http://oceanlink.island.net/oinfo/acoustics/echolocate.html

Features an excellent discussion, with illustrations, of echolocation as used by marine mammals such as whales and dolphins. Includes a diagram of the skull anatomy relevant to sound reception.

What is dolphin echolocation?

http://nv.essortment.com/whatisdolphins_rjms.htm

Features information on echolocation as used by dolphins for communication and for hunting their prey.

How whales hear

http://www.carnegiemuseums.org/cmag/bk_issue/1997/julaug/feat4.htm

Provides clear and readable information on echolocation as used by whales for communication and for hunting prey.

Bat echolocation

http://www.dnr.state.md.us/wildlife/bats/batelocu.asp

How bats work

http://science.howstuffworks.com/bat.htm

The night is alive with the sound of echoes

http://research.amnh.org/users/nyneve/bats.html

Sonic Booms Fact Sheet (NASA Facts)

http://www.nasa.gov/centers/dryden/news/FactSheets/FS-016-DFRC.html

Provides concise and readable information on sonic booms, their causes and some general factors related to them.

The Skinny on Sonic Booms

http://www.discovery.com/area/skinnyon/skinnyon980220/skinnyon.html

Provides basic information on what causes a sonic boom and about the sound barrier.

What causes a sonic boom?

http://www.howstuffworks.com/question73.htm

Provides basic information on sonic booms by comparing them to pebbles being thrown into a pond.

Space Shuttles & Sonic Booms

http://www.geocities.com/CapeCanaveral/7804/boom.html

Provides information on sonic booms as they relate to the return to earth of the space shuttles.

Megaphone History

http://inventors.about.com/library/inventors/blmegaphone.htm?iam=howstuffworks_SKD&terms=megaphones

Provides brief background information on the history of the megaphone.

The Musical Scientist - projects & Activities on the Science of Music & Sound

http://members.aol.com/Alsabbeth/Music.html

Features a wide variety of activities aimed at elementary students on how sounds are made and how we hear them.

Energy in the air: Sounds of the Orchestra

http://library.thinkquest.org/5116/

Features information on the physics of sound and how sound is made, as well as the sounds made by individual instruments of the orchestra.

Guitar Acoustics

http://www.phys.unsw.edu.au/music/guitar

Provides information on the physics of guitar music acoustices along with basics about sound and how a guitar works. Includes links to flutes, violins, speech acoustics and the science of music.