In which of the following scenarios is NO work being done?

Last updated: 7/6/2022

In which of the following scenarios is NO work being done? Choose all that apply. A. walking VERY slowly up the stairs B. carrying a tissue box C. pushing on a brick wall that moves a single millimeter D. a sloth climbs along a tree branch E. standing on the stairs F. lifting a tissue box G. a squirrel sitting on a tree branch H. pushing on a brick wall that doesn't move