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The basics of sound waves, including really useful animations of how sound travels
Good clear introduction to sound concepts with diagrams, including why you sound good singing in the shower!
An astrophysicist answers the question of what would happen to the human body in vacuum of outer space?
A good site on how animals such as bats or dolphins see with sound (also known as echolocation ).
A good web page that highlights links for beginners about sound.
An interesting page on how sound is refracted and examples of the effect this causes.
Diagrams showing how sound is reflected and standing waves.
See sound waves travel through the air using a clever photographic trick called Schlieren photography.
Microphones are transducers which detect sound signals and produce an electrical image of the sound
An interesting site, with good diagrams, explaining how sound can be diffracted and how this affects what you hear.
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