Ultrasound
Interactive Video
•
Physics
•
9th - 10th Grade
•
Practice Problem
•
Hard
Wayground Content
FREE Resource
The video explores the heightened senses of animals, particularly their hearing abilities. It conducts an experiment to determine the human hearing range, establishing it as 20 Hertz to 20 kilohertz. The video explains sound frequencies, including infrasound and ultrasound, and discusses the applications of ultrasound in fields like machinery inspection and medical imaging. It highlights the use of ultrasound by animals for navigation and communication.
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3 questions
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1.
OPEN ENDED QUESTION
3 mins • 1 pt
What is the purpose of a dog whistle and how does it work?
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2.
OPEN ENDED QUESTION
3 mins • 1 pt
Why is ultrasound considered better than X-rays for examining tissues?
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3.
OPEN ENDED QUESTION
3 mins • 1 pt
What is echolocation and which animals use it?
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