What is the temperature at the center of the Sun?
Correct answer: C. 15 million °C
- A. 6 million °C
- B. 10 million °C
- C. 15 million °C
- D. 20 million °C
Explanation
The Sun's core reaches about 15 million °C, allowing hydrogen nuclei to fuse into helium. The visible surface is far cooler, at roughly 5,500 °C, which is a common source of confusion.
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