What is the approximate core temperature of the Sun mentioned in the text?
Answer
15 million Kelvin
The Sun's core temperature is estimated to be around 15 million Kelvin, which is high enough to vaporize any substance and immediately ionize the resulting gas into plasma.

Frequently Asked Questions
What is the true state of matter comprising the vast majority of a star?What process is responsible for transforming the gas inside a star into plasma?How does plasma fundamentally differ from a non-ionized, neutral gas?What is the approximate core temperature of the Sun mentioned in the text?Why does the term 'gas' sometimes persist in popular descriptions of stars?What happens if a sample of a star's core material were brought to a normal Earth environment?What kind of energy release mechanism defines a star's long shining period?What is the physical characteristic of plasma that allows the Sun to support long-lived magnetic structures?What characterizes the plasma state in the core of a star like the Sun?What is the raw material from which most stars originate?