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infrasound and ultrasound. Waves and Sound Kevin Adams 11-2-10 . infrasound and ultrasound. infrasound. ultrasound. ultrasound is a cyclic sound pressure with a frequency greater than the upper limit of human hearing .
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infrasound and ultrasound Waves and Sound Kevin Adams 11-2-10
infrasound and ultrasound infrasound ultrasound ultrasound is a cyclic sound pressure with a frequency greater than the upper limit of human hearing • infrasound is sound that is lower in frequency than 20 Hz (Hertz) or cycles per second
interference, destructive interference, • interference • destructive interference