Name: 
 

FinchSensors



Multiple Choice
Identify the choice that best completes the statement or answers the question.
 

 1. 

The Finch draws power from this connection and also gets its instructions
a.
Accelerometer
c.
Infrared
b.
USB
d.
LED
 

 2. 

This sensor can detect the direction of gravity,  to know how the Finch is oriented (flat on the ground, upright, etc). It is also possible to detect spikes in acceleration caused by tapping or shaking the Finch.
a.
Accelerometer
c.
Infrared
b.
USB
d.
LED
 

 3. 

These 2 sensors can detect obstacles in front of the Finch.  They do not provide the distance to an obstacle, but simply register whether an obstacle exists.  The sensor detection range is between 3 and 12 inches.
a.
Accelerometer
c.
Infrared
b.
USB
d.
LED
 

 4. 

This part in the ‘beak’ contains red, green, and blue elements. By setting the intensity of each element the it can be controlled to make any color.
a.
Accelerometer
c.
Infrared
b.
USB
d.
LED
 

 5. 

How many color settings can you choose from for each color element (red, green and blue)?
a.
8
c.
125
b.
64
d.
256
 

 6. 

What is the top speed of the Finch motors?
a.
1 inch per second
c.
1 inch per minute
b.
15 inches per second
d.
15 inches per minute
 

 7. 

How many motors does the Finch have?
a.
1
c.
3
b.
2
d.
4
 

 8. 

Which kind of sensor are the 2 obstacle detections sensors?
a.
thermistor
d.
computer speaker
b.
photoresistor
e.
infrared
c.
buzzer
 

 9. 

Detects the temperature within 2 degrees Farenheit in the room or if something is touching it..
a.
thermistor
d.
computer speaker
b.
photoresistor
e.
infrared
c.
buzzer
 

 10. 

Makes the Finch play sounds with frequencies between 100 Hz and 10 KHz
a.
thermistor
d.
computer speaker
b.
photoresistor
e.
infrared
c.
buzzer
 

 11. 

Plays sounds when directed by the Finch. It can talk or play music.
a.
thermistor
d.
computer speaker
b.
photoresistor
e.
infrared
c.
buzzer
 

 12. 

These 2 sensors can easily differentiate sunny and cloudy days and brightness of various light sources.  They allow the Finch to track towards or away from lights. 
a.
thermistor
d.
computer speaker
b.
photoresistor
e.
infrared
c.
buzzer
 



 
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