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QUIZERLAND

Waves & Sound

CAN YOU ANSWER?

Question

Ultrasound refers to frequencies?

A Below 20 Hz

B Exactly 20 Hz

C Visible light frequencies

D Above ~20 kHz

Shahzad Mahota @shahzad-mahota · Waves & Sound

Wed · Oct 28, 2026 quizzez.qaydum.com

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