The Touch Sensor operates as a(n) because it allows current to flow.
True or false: You can use buttons on the EV3 Brick as an alternative to the Touch Sensor.
The measures distance by timing how long it takes for an ultrasonic wave sent out by the emitter to bounce off an object and come back to the receiver.
Which of the following sensors would be most appropriate for detecting whether the robot has run into a wall? Select two.
Which of the following sensors measures the amount the robot’s body turns?
What will the robot do according to the program below?
What does 90 represent in the block below?
