If light is composed of particles as described in the photoelectric theory, should the energy of light be directly related to its amplitude or to its frequency?

One of the cell membrane's functions is to protect the cell keep wastes in the cell create new cells keep light out of the cell

Agas has a volume of 0.7 l at 300 mmhg. what would be the new volume at 900 mmhg

Read these sentences from the text. near the equator, the tropics receive the most rain on a consistent basis. as a result, the fresh water falling into the ocean decrease the salinity of the surface water in that region. [. .] . . as the salt content of sea water increases, so does its density. what can you infer about how rain affects the density of surface water near the equator?