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Understanding Sound Waves and How They Work
science.howstuffworks.com/sound-info.htm
When sound waves strike the ear, these waves produce the sensation of sound. Let's take a look at how sound waves work.
Can a sound wave kill you?
science.howstuffworks.com/can-sound-wave-kill.htm
A sound wave alone probably won't kill you. Crank the volume on a terrible song, though, and you just might annoy everyone to death.
10 Scientifically Sound Weather Superstitions
Ever hear that saying that a cow lies down when rain is coming? This superstition may not be as udderly ridiculous as you think.
How to Measure Sound Travel in the Air
science.howstuffworks.com/how-to-measure-sound-travel-air.htm
Did you ever wonder how to measure how fast sound travels in the air? Read this article to learn how to measure sound travel in the air.
What Are Decibels, and How Are They Measured?
science.howstuffworks.com/question124.htm
The decibel scale measures sound based on human hearing, which makes it one of the most unusual scientific measurements. How are decibel calculated and what do they tell us about sound?
What is a wavelength?
science.howstuffworks.com/what-is-wavelength.htm
Wavelengths are used to measure the size of a wave. Learn about wavelengths in this article.
Can two cans and a string really be used to talk over a distance?
science.howstuffworks.com/question410.htm
I was watching an old movie today, and two kids (neighbors) were talking to each other using two tin cans and a string. Does that really work? If so, why does it work?
Can you calculate how far away lightning struck by thunder?
science.howstuffworks.com/nature/climate-weather/storms/question182.htm
You may have heard that you can figure out how far away lightning is by how long it takes for the thunder to arrive after you see the flash. Is this true? How do you calculate it?
Frequency Formula Basics: 2 Ways to Calculate Frequency
science.howstuffworks.com/math-concepts/frequency-formula.htm
Frequency is a fundamental concept when you're talking about waves, whether that means electromagnetic waves like radio waves and visible light, or mechanical vibrations like sound waves.
How Tuning Forks Work
science.howstuffworks.com/tuning-fork.htm
Pianos lose their tuning, guitars fall out of key -- even church organs need to be tuned every now and then. For centuries, the only sure-fire way to tell if an instrument was in tune was to use a tuning fork.