Tectonic plates are composed of the rigid outer portion of the earth, called lithosphere (from the ... Examples are the Mid-Atlantic Ridge and East Pacific Rise.

Plate tectonics is the geologic theory that Earth's crust is made up of rigid plates that "float" on the surface of the planet. Tectonics comes from the Greek word ...

4 days ago ... The Earth's plates jostle about in fits and starts that are punctuated with ... The rift valley is a classic example of a divergent plate boundary.

Apr 25, 2017 ... Continental drift is explained through the activity of tectonic plates. According ... The Himalayas are an example of mountains produced by the ...

What is plate tectonics? ... Tectonic activity is common at these plate boundaries, of which there are three basic ... An excellent example is the Mid-Atlantic Ridge.

Tectonic Plates and Plate Boundaries ... The Andes is an example of this type of collision. iii. Where ... The most spectacular example of this is the Himalayas. 2.

Boundaries between tectonic plates are made up from a system of faults. ... The Mid-Atlantic Ridge is a good example of a constructive plate boundary. You can ...

This is a list of tectonic plates on the Earth's surface. Tectonic plates are pieces of Earth's crust and uppermost mantle, together referred to as the lithosphere.

Sep 15, 2014 ... Divergent boundaries -- where new crust is generated as the plates pull away .... The Marianas Trench (paralleling the Mariana Islands), for example, ... one of the most visible and spectacular consequences of plate tectonics.

There are three kinds of plate tectonic boundaries: divergent, convergent, ... A divergent boundary occurs when two tectonic plates move away from each other.