6666 views

what is a Photon

Under the photon theory of light, a photon is a discrete bundle (or quantum) of electromagnetic (or light) energy. Photons are always in motion and, in a vacuum, have a constant speed of light to all observers, at the vacuum speed of light (more commonly just called the speed of light) of c = 2.998 x 108 m/s.

You need to login to download this video.
login or signup

Channels: Particle physics

Tags: Photon

Uploaded by: ( Send Message ) on 09-11-2010. Dnatube suggest users to have interest in drug testing, mesothelioma, insurance, medical lawyers.

Duration: 1m -0s

Dnatube: Sciencific and Medical video site.