EV3 Classroom Revision

what is the name of the software we use to program our robot

Which sensor you use if you are required to sort candies in different boxes depending on their color

• ultrasonic sensor

• color sensor

• touch sensor

• Gyro sensor

A car moves on the way stops before 1000 cm of an obstacle why?

• the ultrasonic sensor detected the object

• the color sensor reported yellow color

• the motors can't rotate motr

If you want to move the car 2 cm each time the button is pressed, what do you use?

• Ultrasonic sensor

• color sensor

• touch sensor

If the car should detect the traffic signal and react based on the lights, green, yellow and red..which loop we should use?

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The robot shall move forward and diplay a message Forward on screen while saying Forward limited number of time

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what the robot should do in the given program?

• Move forward 1 rotation and display message and play sound

• check if the detected color is red and then Move forward 1 rotation and display message and play sound

• keep Moving forward 1 rotation and displaying message and playing sound until the color sensor detect red

what robot should do in the given program?

• move one motor clockwise and then move it 1 rotation with 75% speed

• move both wheels clockwise and then move them 1 rotation with 75% speed

• forever move both wheels clockwise and then move them 1 rotation with 75% speed

what the robot should do based on this program

• move steering forward until detect obstacle at about 30 cm then stop

• move one wheel forward until detect obstacle at about 30 cm then stop