Sun Spot

Sunspot Studies of stratigraphic data suggest that solar cycles have been roving for cs of millions of years, if not longer, measuring varves in sedimentary endocarp has revealed repeating peaks in layer thickness, at eleven-year intervals. Without these constant cycles in that location would not be any yellow spot produced. The earliest record of macule observation is date all the way back to 364 BC, ground on comments by Chinese astronomer Gan De in a star catalogue. By 28 BC, Chinese astronomers were regularly recording yellow spot observations in official imperial records to gain more information on them and to have records to keep track of them by. The rootage clear take down of a sunspot in Western literature was on 17 March, 807 AD by the Benedictine monk Adelmus, who discover a big sunspot which was seeable for eight days. Sunspots ar only temporary phenomena on the photosphere of the Sun that appear visibly as dark spots comp ared to other con tact regions on the sun. Sunspots are caused by an tall(prenominal) amount of magnetic activity, which causes an keen amount of heat, forming areas of reduced bob up temperature. The average temperature of a sunspot cornerstone be anyplace in the range from 2,7274,227 °C.

If a sunspot were isolated from the surrounding photosphere it would be brighter than an electric arc. Sunspots wave and contract as they bm across the surface of the Sun. They can be as large as 49,710 mi in diameter, making the larger ones conspicuous from Earth without the aid of a telescope. They also travel at speeds of a few hundred meters per second when they emerge onto the solar photosphere. Not onl y do sunspots appear as a great phenomenon, ! they also are followed by a indirect phenomenon known as lei loops. Most of the coronal loops acquire in magnetically active parts around the visible sunspot groupings. Although many of the sunspot phenomenons appear to bear the same, sunspots have 11 several(predicate) stages in which they cycle...If you want to get a full essay, localize it on our website: OrderEssay.net

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