lenore is an inclined plane next to her big truck holding her hand steady she pushes a box up the plane and into her truck where can energy be lost

friction between lenore and the ground

friction between the box and the plane

friction between the truck and the palne
friction between lenors hands and the box

PLease hurry I need this ASAP

3 answers

Someone please answer this question
come on - the only moving parts in contact are the box and the plane
your right your smart :)