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WorksheetsLesson 1: VEX IQ Sensors
Total questions: 14
Worksheet time: 7mins
What value does the VEX IQ Bumper Switch report when its bumper is in the released (not pressed) state?
-1
1
0
Released
What value does the VEX IQ Bumper Switch report when its bumper is pressed?
-1
1
0
Activated
What is a primary function of the Touch LED, in addition to detecting a user's touch?
Measuring the distance to an object.
Displaying various colors as feedback.
Detecting the ambient light level in a room.
Reporting a value of 1 or 0 based on physical contact.
What sensor is this?
Touch LED
Bumper Switch
Distance Sensor
Optical Sensor
The VEX IQ Optical Sensor integrates three different sensing capabilities. Which of the following is NOT one of the capabilities of the Optical Sensor?
Measuring the velocity of a nearby object
Reporting the amount of ambient light
Measuring reflected infrared energy for proximity
Detecting color information as RGB values
What is the purpose of the built-in white LEDs on the VEX IQ Optical Sensor?
To act as a flashlight for the robot to navigate in the dark
To measure object reflectivity by analyzing how much light bounces back
To signal the robot's status to the user, similar to the Touch LED
To provide a consistent light source for accurate color detection
What sensor is this?
Touch LED
Optical Sensor
Distance Sensor
Bumper Switch
Which VEX IQ sensor uses a pulse of classroom-safe laser light for its measurements?
Distance Sensor
Optical Sensor
Bumper Switch
Touch LED
For the Optical Sensor's color detection to work best, the object should be closer than what distance?
10 mm
500 mm
100 mm
1 meter
What sensor is this?
Touch LED
Optical Sensor
Distance Sensor
Bumper Switch
A student wants to program a robot to perform an action whenever it runs into a wall. Which sensor is most directly designed for this purpose?
The Touch LED
The Distance Sensor
The Bumper Switch
The Optical Sensor
Which of the following capabilities is unique to the VEX IQ Distance Sensor as described in the material?
Detecting input from the physical environment
Being used as an input device for a program
Detecting the presence of a nearby object
Reporting an object's velocity
What sensor is this?
Touch LED
Optical Sensor
Distance Sensor
Bumper Switch
A programmer wants to create a toggle switch in their code that turns a motor on with one press and off with the next. Which sensor is explicitly mentioned as being commonly used for this function?
Touch LED
Distance Sensor
Optical Sensor
Bumper Switch
