Sunlight and Stars

Essay specific features

 

Issue:

Science

 

Written by:

Margaret S

 

Date added:

April 18, 2012

 

Level:

University

 

Grade:

A

 

No of pages / words:

8 / 2118

 

Was viewed:

7069 times

 

Rating of current essay:

 
Essay content:

From the inside working outward, the six parts are the core, the radiation zone, the convection zone, the photosphere, the chromosphere, and the corona. The core, which reaches temperatures of 15 million Kelvin, hydrogen atoms are transformed into helium through thermonuclear fusion. The heat drives pressure outward, while the gravity balances the force by pulling back inward...
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The heat drives pressure outward, while the gravity balances the force by pulling back inward. The photons from the nuclear reactions are absorbed and released into the radiation zone. The currents of gas are circulated and transferred to the surface in the convection zone. The photosphere, which provides 99% of the visible light, is the apparent surface of the Sun...
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