What you will need for this activity:
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Arduino and USB Connector
Servo
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Twine/thread/fishing line
Arduino and Wires
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Miniscrew driver
Ultrasound Sensor
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Other items you may want
You may want to print out this social distance scale, otherwise you can just draw your own on paper or cardboard.
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Here is the file you may want. --------->
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You may also want cardboard
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This lesson is inspired by a Dr.Duino lesson: www.drduino.com
hackaday.com/2020/04/09/ultrasonic-sensor-helps-you-enforce-social-distancing/ |
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What is Ultrasound?
Several animals send out high frequency sound that reflects off of other objects. They then sense their own reflected sound when it comes back. The loudness and time it takes to come back depends on the distance to the object.
How is Ultrasound used in Medicine?
Touchless Soap Dispenser: Ultrasound
Draft code here: https://drive.google.com/drive/folders/1owAatidlxF5nuy-WP4LoVd80rhknXz7c
| arduino_code.ino |
Code V2
https://drive.google.com/file/d/1KuEAgIkUvVa2rXHPusrJzWKoeSdCDnFm/view
https://drive.google.com/file/d/1KuEAgIkUvVa2rXHPusrJzWKoeSdCDnFm/view
