Monday, May 6, 2013

Tuning Fork Lab and Palm Pipe Lab

In the tuning fork lab, I got the chance to analyze the frequency and amplitude of sound wave using LabQuest Technology! It was cool because I hit the tuning fork against a hard surface and it created a sound wave. I then used the LabQuest technology to analyze it and a bar graph came up that had a bunch of different frequencies. Each one was different because of it's amplitude. The meant it was not music. The highest was the loudest. The smallest/lowest bar had the lowest frequency; That's the fundamental frequency.


We did this experiment to understand:
-the frequencies of sound waves.
-how to use LabQuest equipment

Palm Pipe





Key Information
Amplitude:  Maximum extent of wave/vibration from a neutral point
Wavelength: Distance between peak to peak of a sound wave
Harmonics: Complex wave relating to music rather than just noise
Frequency: Rate of occurrence which vibrations happen
The smallest/lowest bar had the lowest frequency; That's the fundamental frequency.
Frequency Formula: V=fxWavelength



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