physics-infrasound/ultrasound and other radiation Test your knowledge of infrasound and ultrasound. 2.0 / 5 based on 1 rating ? PhysicsMedical PhysicsGCSEAll boards Created by: Caolan ForbesCreated on: 04-05-12 16:29 What is frequency measured in? Hertz 1 of 6 Sound waves with low frequencies produce what pitch sound? Low pitch 2 of 6 Sounds with frequencies so low that we cannot hear them are called what? Infrasound 3 of 6 How do scientists track the passage of meteorites that enter the atmosphere? They use infrasound to track the passage of the meteorite through the atmosphere 4 of 6 Sound waves with higher frequencies than we can hear are called what? Ultrasound 5 of 6 Can animals use Ultrasound to communicate? Yes 6 of 6
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