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Now that you have made a robot go forwards, you are probably thinking, \”well wouldn\’t it be great if I could make the motors turn backwards somehow?\” There is! Remember the part of the move steering block that controls speed? All we have to do is put a minus sign \”-\” in front of the speed button to make the motors spin backwards. The minus sign is right by the number 0 on your keyboard.
See what this looks like? So typing 40 means the motors will rotate forwards at a speed of 40. Typing -40 means the motors will rotate backwards at a speed of 40.
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Question 1 of 2
1. Question
In the video, how many different directions did the robot go? (tap the box and enter the number)
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Question 2 of 2
2. Question
When the robot moves forwards its wheels rotate forward because the motors turn forward. Which way do the wheels and motors turn when the robot goes backwards?
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