5 Questions
Who is most often credited with the discovery of ultrasonography?
Lazzaro Spallanzani
In what year did the Curie family develop the concept of Piezoelectric?
1880
What does SONAR stand for?
SOund NAvigation and Ranging
What is the range of human hearing frequency?
20Hz – 20kHz
What does infrasound refer to?
Sound at frequencies less than 20 Hz
Test your knowledge on the history of ultrasound discovery, with a focus on the contributions of Italian biologist Lazzaro Spallanzani. Learn about the experiments and insights that led to the understanding of ultrasonography.
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