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saul85 [17]
3 years ago
7

People can hear ultrasound easily. A. True B. False

Chemistry
1 answer:
fenix001 [56]3 years ago
3 0
Ultrasound is sound waves with frequencies higher than the upper audible limit of human hearing. Ultrasound is not different from "normal" (audible) sound in its physical properties, except that humans cannot hear it. ... Ultrasound is used in many different fields.
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