Why does molten rock material cool more slowly underground?

think underground is colder

Explanation:

Explanation:

Igneous rocks that solidify underground cool so slowly because they are insulated. There are layers of rock and soil above them that trap the heat...

answer; i believe the correct answer is ; large pieces of pangaea drifted in different directions over millions of years;

within these regions are all the major types of biomes in the world. a biome is a community of animals and plants spreading over an extensive area with a relatively uniform climate. some diverse biomes represented in north america include desert, grassland, tundra, and coral reefs.