Plate tectonics is the study of how the Earth's plates are driven and shaped by geological forces that keep them in constant motion.
The outermost crust of the Earth is cracked into several large pieces called plates that average 50 miles thick. These plates float on a partially molten mantle beneath.
Plate tectonics is a scientific theory describing the large-scale motion of 7 large
plates and the movements of a larger number of smaller plates of the Earth's ...
Mar 21, 2016 ... Plate tectonics is the theory that Earth's outer shell is divided into several plates
that glide over the mantle.
Full and clear information about Plate Tectonics: Convergent Boundaries,
Divergent Boundaries, Transform Boundaries.
Interesting animations of plate tectonics movement. Including gif, avi and mov
All About Plate Tectonics: Earth's Plates and Continental Drift. The Earth's rocky
outer crust solidified billions of years ago, soon after the Earth formed. This crust
Plate tectonics is the theory that the outer rigid layer of the earth (the lithosphere)
is divided into a couple of dozen "plates" that move around across the earth's ...
Dec 2, 2015 ... The concept of plate tectonics was formulated in the 1960s. According to the
theory, Earth has a rigid outer layer, known as the lithosphere, ...
Intro | Earth's Structure | Plate Tectonics | Plates & Boundaries | Slip, Slide, &
Collide | Test Skills. Plate Tectonics. Image credits: Adapted from illustrations by ...
A hands-on exercise about plate tectonics and earthquakes from PBS. Requires