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Science

Sound Frequency

QuestionAnswer
Shorter wavelength= Higher frequency/pitch
Longer wavelength= Lower frequency/pitch
Doppler Effect Apparent change in frequency due to movement of sound source
Moving Closer= Seem to have higher frequency
Moving away= Seem to have lower frequency
Normal human hearing range 20-20,000 Hz
What indicates intensity of compressional wave? How tightly molecules are packed together in rarefactions and compressions
What is frequency? Number of rarefactions/compressions that pass a fixed point each second
Hz Frequency
dB Intensity
Created by: camelvand