4 min read There are a few handfuls of major plates and dozens of smaller ... The movement of the plates creates three types of tectonic boundaries: convergent, where plates move into one another ...

Back then, all the major continents formed one ... Whatever drives the movement, plate tectonic activity takes place at four types of boundaries: divergent boundaries, where new crust is formed ...

When the plate sinks into the mantle it melts to form magma. The pressure of the magma builds up beneath the Earth's surface. The magma escapes through weaknesses in the rock and rises up through ...

Four types of plate tectonic activity are demonstrated in this feature. Keep an eye on the map to see where in the world the activity takes place. Also known as spreading boundary, a divergent ...

At divergent boundaries, plates move away from each other and form mid-ocean ridges or major rift zones ... themselves be transformed to other types of plate boundary. For example, when India ...

A major example of this plate movement is along the coastline of South America (at the Nazca and South American plate boundary). Fold Mountains, such as the Andes, are also found at destructive ...