How is ice's density less than the density of liquid water? view attachment

Porque crees que el agua no podia subir mas de 10 m de altura con ese tipo de bomba

If forces acting on an object are unbalanced, which factors may result fron an unbalanced force? check all that apply

The solar panels used by mark function because of the photoelectric effect. light shines on the cells causing electrons to be ejected from the metal, which produces an electric current. at night on mars, no light will fall on the solar cells and no electric current will be generated. according to your notes, what type of light is typically needed to cause the photoelectric effect? a)visible b)ultraviolet c)infrared