What state of matter exists in the core of the Sun due to extreme heat?
Answer
Plasma
At the core of the Sun, temperatures reach approximately 15 million degrees Celsius. At this extreme thermal level, atoms cannot maintain their standard, stable structure where electrons are bound to nuclei. Instead, the material exists as plasma, which is a soup of electrons and nuclei that have been stripped away from each other. This ionized state of matter is crucial for the fusion process because it allows for the free movement and high-velocity collisions necessary to overcome the repulsion between atomic nuclei, allowing them to fuse into heavier elements.
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