The magnetic field is what protects us from the discharge particles coming from the sun. These gases are trapped within earth's atmosphere where they excite the luminescence that is the aurora borealis, which is then deflected by the earth's magnetic field. So how is the magnetic field generated?
Channels: Ecology Physics (General) Particle physics
Tags: Origin of Earths Magnetic Field
Uploaded by: benco ( Send Message ) on 24-11-2011.
Duration: 9m 34s