2. Work and Power We will soon see that the tree does work on the boy/wagon but the boy does no work on the tree.

8. A Is work being done on the luggage bag? If so, what is doing the work?

9. B Is work being done on the luggage bag? If so, what is doing the work?

10. C Can you explain what work is being done?

11. Where is work being done? On the shovel or the snow? Who or what is doing the work?