The primary cause of Neptune's atmospheric activity is:
A. liquid nitrogen and methane geysers.
B. ammonia dissolved in the liquid mantle.
C. a highly inclined magnetic field.
D. its interior heat.
Answer:D
The primary cause of Neptune's atmospheric activity is:
A. liquid nitrogen and methane geysers. B. ammonia dissolved in the liquid mantle. C. a highly inclined magnetic field. D. its interior heat.