What happens when light strikes the retina in the human eye?

a.
chemicals react to develop a photographic image.

b.
an image is projected on the lens of the eye.

c.
optic fibers send light to the brain.

d.
light-sensitive cells send impulses to the brain.

While standing outdoors one evening, you are exposed to the following four types of electromagnetic radiation: yellow light from a sodium street lamp, radio waves from an am radio station, radio waves from an fm radio station, and microwaves from an antenna of a communications system. rank these type of waves in terms of increasing photon energy.