Prominence
Published on Mar 22, 2016
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PRESENTATION OUTLINE
What is a prominence?
an eruption of a flamelike tongue of relatively cool, high-density gas from the solar chromosphere into the corona where it can be seen during a solar eclipse or by observing strong spectral lines in its emission spectrum.
Photo by Lights In The Dark
A prominence is also called a corona
Photo by NASA Goddard Photo and Video
A solar prominence (also known as a filament) is an arc of gas that erupts from the surface of the Sun
Photo by Lights In The Dark
A typical prominence extends over many thousands of kilometers
Photo by Lights In The Dark
Some prominences are so powerful that they throw out matter from the Sun into space at speeds ranging from 600 km/s to more than 1000 km/s.
Photo by sdomission
The prominence plasma is typically a hundred times cooler and denser than the coronal plasma.
Photo by seishin17
A solar permanence can be bigger than Jupiter and the earth
Prominences may last for a few days or even for a few months.
Photo by thebadastronomer
Prominences appear either as flame-coloured projections when the disk of the Sun is totally eclipsed
Photo by NASA Goddard Photo and Video
