Light: Revealing Existance
In modern physics, light or electromagnetic radiation may be viewed in one of two complementary ways: as a wave in an abstract electromagnetic field, or as a stream of massless particles called photons.
Types of Light
Cosmic rays Background radiation; particles of enormous energy given off by stars.
Gamma radiation Deadly high energy given out by the sun and other stars.
X rays High energy used in X ray equipment.
Ultraviolet rays Invisible energy waves in sunlight, which cause skin to tan.
Visible light Basic colors of light, emitted by the sun and visible to the human eye. ROYGBIV.
Infrared rays Rays of heat energy; sensed by our nervous system.
Radio waves Microwaves; TV; radio energy
