Answer Key: The NXT Circuit_Unit Level

Answer Key:

  1. Example: NXT with a touch sensor (many possible answers):
    Power Source - NXT battery
    Conducting Path - NXT wires

    Switch - Touch Sensor or NXT buttons
    Load - NXT LCD screen or speaker
  2. Insulator – plastic on the wires, brick, motors (many possible answers)
    Conductor – metal inside wires, usb cable (many possible answers)
    Semiconductor – brick LCD screen, battery LED lights (many possible answers)