Compléter The components of MartyVersion en ligne This activity will evaluate your understanding of Marty's components and what they do. par Paul Nicholson 1 character personality Form Humanoid is Marty's and ! 2 ball sidestep turn wiggle kick dance a walk The unique walking mechanism allows Marty to , , , , , and . 3 legs arms eyes The nine metal - geared position sensors are smart servo motors in the , , and . 4 infrared foot color screenless The sensors are and sensors for coding . 5 range eyebrows expressed Marty's move , giving him a of emotions . 6 plastic classroom quality robust ready moulded parts Marty has that make him - , , and built to last . 7 sensors tilt acceleration The and are in Marty's head . 8 play 2 hours rechargeable 3 battery Marty runs off a that allows him to for - when fully charged . 9 play sounds speaker talk Marty uses a to and .