Multiple choice A lighter child can move a heavier child on a seesaw if : he stands on it he moves closer towards the fulcrum moves away from the fulcrum he lies on it he can not do this Reveal answer Fill a bubble to check yourself C Correct answer Explanation Yes, because it is a type of class - I lever, in this type of lever if the effort arm is longer than the load arm than the lever acts as a force multiplier.