Abox of cleaning supplies weighs 15 n. if the box is lifted a distance of .60 m, how much work is done?

explanation:

v=uf/(u-f)

= 5.-10/(5+10) convex lens has negative focal length

the earths atmosphere is made up of nitrogen and oxygen. solids can turn into gasses through a process called sublimation. sublimation is the transition of a substance directly from the solid to the gas phase, without passing through the intermediate liquid phase.

hope this : d