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Sunday, January 25, 2009

WAVES!!!

Lately, in science we have been learning about waves. There are two types of waves: Transverse and Longitudinal. In Tranverse waves the crest is the highest point and the trough is the lowest point. The center of both points is called the rest position. The wavelength is the distance between crest to crest and trough to trough. In a Longitudinal wave a compression is when the wave is packed up together. A rarefraction is when the wave is spread out. On the web I found out that the definition of a transverse wave is: a wave that move the medium at right angles to the direction in which waves travel. I also found out longitudinal waves really mean: are waves that have vibrations along or parallel to their direction of travel; that is, waves in which the motion of the medium is in the same direction as the motion of the wave. Mechanical longitudinal waves have been also referred to as compressional waves or compression waves. I really can't wait to learn more in this topic!




Transverse Waves











Longitudinal Waves

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