2 copies per student of Handout 2a: Plate boundary map; 1 copy of Handout 2b: Seismology map showing earthquake locations and depths; 1 copy of Handout 2c: Volcanology map showing recent volcanic ...

The theory of plate tectonics describes the movement of plates across Earth's surface. A dozen major plates and several smaller ones make up our planet's crust, which includes both the surface of ...

These convergent boundaries also occur where a plate of ocean dives, in a process called subduction, under a landmass. As the overlying plate lifts up, it also forms mountain ranges.

Plate tectonics is the theory that Earth’s outer shell is divided into several plates that glide over Earth's mantle.

A plume of molten rock rising from the depths of the Earth in heartbeat-like pulses is slowly tearing Africa apart—and will ...

Plate tectonics may be unique to Earth and may be an essential characteristic of habitable planets. Estimates for its onset range from over 4 billion years ago to just 800 million years ago. A new ...

Present-day plate boundaries are red (modified from Bird, 2003), relevant former plate boundaries are gray. Marine magnetic ...

The plate tectonics that determine the shape of our continents may have originated from a huge impact billions of years ago. This huge collision with the Earth, thought to have occurred around 4.5 ...

KS3 Geography. Plate tectonics: Earthquakes. A short video for 11-14 year old pupils, exploring tectonic activity and earthquakes and featuring case studies from Haiti and New Zealand.