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Q. |
The outermost layer of sun is called – |
A. | Lithosphere |
B. | Chromosphere |
C. | Photosphere |
D. | Corona |
Answer» D. Corona | |
Explanation: The corona is the outermost layer of the Sun, starting at about 1300 miles (2100 km) above the solar surface (the photosphere). The temperature in the corona is 500,000 K (900,000 degrees F, 500,000 degrees C) or more, up to a few million K. The corona cannot be seen with the naked eye except during a total solar eclipse. The corona does not have an upper limit. |
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