What are the inferred pressure and interior temperature at the boundary between Earth's outer core and inner core? 1
3.1 million atmospheres pressure and an interior temperature of 6300°C
2
3.1 million atmospheres pressure and an interior temperature of 6700°C
3.6 million atmospheres pressure and an interior temperature of 6300°C
3.6 million atmospheres pressure and an interior temperature of 6700°C