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WorksheetsExternal Inputs to Microbit
Total questions: 15
Worksheet time: 8mins
What sensor is this?
External Switch
Photocell
Flex sensor
Pressure sensor
What sensor is this?
External Switch
Photocell
Flex sensor
Pressure sensor
What sensor is this?
External Switch
Photocell
Flex sensor
Pressure sensor
What Microbit pins do you wire for a pressure sensor?
3V and P0, P1 or P2
GND and P0, P1 or P2
3V and GND
3V and P0 only
What Microbit pins do you wire to for an external switch?
3V and P0, P1 or P2
GND and P0, P1 or P2
3V and GND
3V and P0 only
How do you insert the alligator-to-pin wires to the Flex sensor or Pressure sensor?
First the black pin, then the red pin
Pinch them & insert together
First the red pin, then the black pin
Trick question - you use alligator-to-alligator wires
What block should I use to measure my pressure sensor?
Digital Read
Digital Write
Analog Read
Analog Write
What block should I use to measure my photocell?
Digital Read
Digital Write
Analog Read
Analog Write
What block should I use to see if my external switch circuit is closed or open?
Digital Read
Digital Write
Analog Read
Analog Write
When should I create a variable for my program?
When it will be repeating forever
When it will measure a new value repeatedly
When it needs to remember a value to use it more than once
Whenever I do a digital read
What number I should use here to see if there is a bend in the flex sensor?
0
1
Use a DIGITAL read to test and see
Use an ANALOG read to test and see
The heart will show when the flex sensor reads...
Equal to 950
Greater than 950
Less than 950
The heart will show when the flex sensor reads...
Equal to 960
Greater than 960
Less than 960
When programming to check for an input value, what is the FIRST block I need to put in the TRUE boolean space?
When I create a variable to remember a sensor reading, what do I set it to?
0
1
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