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Music is produced when a musical instrument causes the air around it to vibrate. The vibrations in air are called traveling longitudinal waves, which we can hear. Sound waves consist of areas of high and low pressure called compressions and rarefactions...

Question 1 Question:   When a wave travels through a medium ______. 1. particles are transferred from one place to another 2. energy is transferred in a periodic manner 3. energy is transferred at a constant speed 4. none of the above...

new article New page == '''Acoustic Waves''' == Acoustic waves are mechanical and longitudinal waves (same direction of vibration as the direction of propagation) that result from an oscillation of pressure that travels through a solid, liquid or...

Regular Radical Readers know that high stakes testing is in the forefront of my mind right now.  I guess that's just what happens when you live and work in a nation hellbent on tying teacher evaluation to the scores that students produce on multiple...

DOOM IS ON ISON On December 18th, 2004, eight days prior to a major earthquake in Indonesia, hundreds of people in northwest China’s Gansu Province witnessed an unidentified flaming object roaring through the sky about 11:30 pm, followed by earthshaking...