Eli5 If putting something under pressure increases the temperature why is the bottom of the ocean so cold?

Question

Eli5 If putting something under pressure increases the temperature why is the bottom of the ocean so cold?

In: 561

Answer 1

Is there somewhere close to the ocean floor that is colder than the ocean floor because it doesn’t get any heat from the core of the Earth? Or is the heat from the core too inconsequential?