Continents and oceans have scientific definitions that underpin international law. The idea of dividing the world into ...

The boundary where the two plates meet is called a convergent boundary. Deep trenches appear at these boundaries, caused by the oceanic plate bending downward into the Earth. Deep below the Earth ...

Continental plates are usually quite thick (between 35 to 70 km) compared to the much thinner oceanic plates (between 5 and 10 km). The oceanic rocks are usually made from basalt, while ...

For example, oceanic plates are denser than the continental plates. The eggshells do not move while the plates do. The egg has one inner section (yolk) whereas the Earth's core comprises a solid ...

This zone marks the interface where the denser Pacific oceanic plate subducts beneath the less dense continental North American plate. As the subducted plate descends, the heat from the earth's ...