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![a) What do you understand by the term 'ultrasonic vibration'? (b) State three uses of ultrasonic vibrations. (c) Name three animals which can hear ultrasonic vibrations. a) What do you understand by the term 'ultrasonic vibration'? (b) State three uses of ultrasonic vibrations. (c) Name three animals which can hear ultrasonic vibrations.](https://d10lpgp6xz60nq.cloudfront.net/web-thumb/427685117_web.png)
a) What do you understand by the term 'ultrasonic vibration'? (b) State three uses of ultrasonic vibrations. (c) Name three animals which can hear ultrasonic vibrations.
![Good vibrations: Purdue researchers develop technology that uses pulses to send messages through the skin - Purdue University News Good vibrations: Purdue researchers develop technology that uses pulses to send messages through the skin - Purdue University News](https://www.purdue.edu/uns/images/2018/haptic-study.jpg)