1821. What is the temperature at the center of the Sun?
✅ C. 15 million °C
✅ C. 15 million °C
✅ C. Spend
✅ A. Skeletal muscles
✅ D. Nichrome
✅ A. Radio waves detectable from Earth
✅ C. Jupiter
✅ B. Pythagorus
✅ D. would not have been
✅ B. 13.82 billion years
✅ B. N, P, K