||A The northern half of Pangea after it split apart.
|20. ___Continental Drift Theory
||B The deepest places on the surface of the Earth. They are located at subduction zones.
|21. ______Mid-ocean ridge
||C Molten rock below the surface of the Earth
|22. _____ Laurasia
||D Place where two plates are separating. These plates are moving in opposite directions making the oceans larger.
||E The idea that the Earth's plates are "floating" on the mantle and have been for millions of years.