By using ordinary language to describe the events surrounding the nose's disappearance arrived at this answer after reading a portion o f the story involving the disappearance of the nose. "But, to his unbounded astonishment, there was only a flat patch on his face where the nose should have been! Greatly alarmed, he got some water, washed, and rubbed his eyes hard with the towel. Yes, the nose indeed was gone! He prodded the spot with a hand—pinched himself to make sure that he was not still asleep. But no; he was not still sleeping. Then he leapt from the bed, and shook himself. No nose! Finally, he got his clothes on, and hurried to the office of the Police Commissioner. "In the above quote, ordinary language was used. It would seem as though losing a nose is no big deal for the character. Instead, he is more concerned of going to the office. His reaction is quite unbelievable.
Answer:
Ocean currents, air currents, rotation of the earth.
Explanation:
ocean currents can effect the temperature of the water. air currents can bring in dry warm air, like over Africa and help warm the sea more, or cooler air from the arctic to help cool the surface water. Many of these effect are driven by the Coriolis Effect.
The water would keep the magma at the same temperature restricting it from getting hotter keeping the temperature at melting point but not enough to turn into a flowing liquid
As I said in your other post/question on the same topic, you have to rephrase your question in order for us to help you. =)