July 07, 2014

Explanation Text 'How The Colourous Aurora Drawn in The Sky'

How The Colourous Aurora Drawn in The Sky?

From the latin Aurora mean sunrise or The Roman Goddess of Dawn. Aurora is an electro-static phenomenon, especially in the high latitude region (Artic). Band that know as the place that Aurora most occur is named as Auroral Zone
The Aurora occur when highly charged alectrons from the solar wind interact with elements in the earth’s atmosphere and surrounding magnetic pole, where Aurora enter the upper atmosphere and a geomagnetic storm expands Aurora to lower latitudes and thats makes Aurora bombard the gases that emit visible light
Aurora or Northern Light emit light characteristik of the atoms and molecules like oxygen and nitrogen as the colourous spectrum light in the sky. The color of the aurora depends on which atom is struck, and the altitude of the meeting.
But not at all time we can see The Aurora, there are light that visible to naked eye and not. Difussi Aurora is a featureless-glow in the sky that not visible even in the dark and Discrete Aurora is difussi aurora that more brightness that visible for naked eye but only seen in the night cause the light not as bright as the sunlit
Caused by the collison of solar wind, magnetospheric charged particles, and the high altitude atmosphere we can see the dancing light of the Aurora

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