It tells us, for example, that there are seven continents ... This resulted in the formation of a thick continental crust in the ocean, which has now been declared a newly discovered primitive ...

A major example of this plate movement is along ... to the pressure of the two plates colliding, which forces the continental crust to crumple and push upwards along the western coastline of ...

The crust is the outside layer of the planet and it's made of solid rock - there are two types of crust, which are oceanic and continental. The mantle is hot, dense, iron and magnesium-rich solid ...