Sally who weighs 450 N, stands on a skate board while roger pushes it forward 13.0 m at constant velocity on a level straight street. He applies a constant 100 N force.


Work done on the skateboard


a. Rodger Work= 0J


b. Rodger work= 1300J


c. sally work= 1300J


d. sally work= 5850J


e. rodger work= 5850J