Ultrasonic
Authored by May Thu
Engineering
3rd Grade
Used 4+ times
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12 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does an ultrasonic sensor measure?
Distance
Temperature
Height
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the ultrasonic sensor send out?
Light
Sound waves
Electricity
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which part of the ultrasonic sensor "talks"?
Echo
Trigger
Vcc
GND
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which part of the ultrasonic sensor "listens"?
Echo
Trigger
GND
Vcc
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Where do we connect VCC on the micro:bit?
GND
3V
P0
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Where do we connect GND from the sensor?
GND
3V
P0
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the Echo pin do?
Makes sound
Sends light
Measures time
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